The atomic number of sulfur is 16, Sulfur combines with hydrogen by covalent bonding to form a compound, hydrogen sulfide. Based on the number of valence electrons in a sulfur atom, predict the molecular formula of the compound. a. HS b. HS2 c.H2S d. H3S2

The atomic number of sulfur is 16, Sulfur combines with hydrogen by covalent bonding to form a compound, hydrogen sulfide. Based on the number of valence electrons in a sulfur atom, predict the molecular formula of the compound. a. HS b. HS2 c.H2S d. H3S2

Concepts of Biology

1st Edition

ISBN:9781938168116

Author:Samantha Fowler, Rebecca Roush, James Wise

Publisher:Samantha Fowler, Rebecca Roush, James Wise

Chapter2: Chemistry Of Life

Section: Chapter Questions

Problem 2RQ: Magnesium has an atomic number of 12. Which of the following statements is true of a neutral...

See similar textbooks

Related questions

Q: The kilo calories of energy released from one gram of fats is: A) 5.49 B) 4.59 C) 9.45 D) 9.54

A: Every living organism requires energy for growth and survival. This energy is obtained from food…

Q: Choose the element Calcium (Ca) from the periodic table that is found in the human body, and write…

A: In the periodic table, one of the alkaline-earth metals of group IIa is found to be calcium. This…

Q: A student is studying calcium, a highly reactive element that humans need for strong bones. Which…

A: Chemical reactivity is the tendency of an element to undergo chemical reaction.

Q: A) B) A. Name specific structure "A" B. Name specific structure "B"

A: Fishes are the organisms which live inside the water some live in oceans and some live-in fresh…

Q: Which statement is true of all atoms that are anions?(A) The atom has more electrons than…

A: An atom is composed of three major particles. They are proton, neutron and electron. Protons are…

Q: Explain why two atoms of hydrogen tend to combine into a molecule of hydrogen gas (H2).

A: The fact that hydrogen exists as dihydrogen, H2, instead of H indicates that the mixture of 2…

Q: Choose the combination of answers that most accurately completes the statement.Ionizing radiation…

A: Radiation can be broken into two broad categories: Non-ionizing, which possesses sufficient energy…

Q: Make a conclusion: pH = 7,25 pCO₂ = 75 mmol/l SB= 27 mmol/l BB = 49 mmol/l BE = 2,5 mmol/l

A: pH is below normal values so its acidosis PCO2 is above normal values so its cause is respiratory…

Q: Organic compounds: A) Aren't generally soluble in water B) Have lower boing points than…

A: organic compounds where carbon is covalently linked to another molecule through a covalent bond .

Q: Which is not a property of water? a. Low specific heat b. Hydrogen bonds form a lattice c.…

A: Water is a tasteless, colorless, odorless liquid, made up of two atoms of Hydrogen and one atom of…

Q: The element phosphorus is needed in organisms to builda. proteins.b. carbohydrates.c. ATP.d.…

A: Introduction All organisms need nutrients to grow. These nutrients are classified into two types:…

Q: Which statement is true regarding the function of a catalyst in a chemical reaction? a) A catalyst…

A: A and B are both the correct statements about catalysts

Q: Select the best answer or answers from the choices given: The mass number of an atom is (a) equal to…

A: The mass number of an atom is:

Q: Choose the best answer for following question. An atom that has two electrons in the valence shell,…

A: The name of the element is Magnesium. Its atomic no is 12 and the electronic configuration is 2,8,2.…

Q: 11H and 13H have (a) different chemical properties because they have different atomic numbers (b)…

A: The chemical properties of an element are not defined by the number of protons. Protons are…

Q: Covalent bonds involve_____ a)electrostatic attraction b)sharing electrons c)valence…

A: Bond polarity is the separation of electric charge across a bond, which makes the molecule to have…

Q: Which of the following is an organic molecule?a. CO2 c. H2Ob. O2 d. C6H12O6

A: Organic molecules are made up of carbon atoms that form long chains or rings.

Q: Mobile phase can be : A) Solid or liquid B) Only solid C) Only gas D) Liquid or gas

A: Chromatography is a technique that is used to separate different components of a mixture as a result…

Q: Pls help ASAP.

Q: 2) dehydration reaction means ? A. molecules are breaking down by adding water. B. molecules are…

A: Biological molecules are substances that are present in the body and involved in Metabolic process .…

Q: Malnourishment results when there is

A: Malnutrition refers to obtaining deficient or an excessive amount of of sure nutrients. It will…

Q: A Determine how much sodium and similar elements are normally found in the human booy B. Determine…

A: Asked : Reason for element are safe for humans to consume from given options.

Q: Organic molecules consist mainly of atoms.a. carbon c. carbon and hydrogenb. carbon and oxygen d.…

A: In chemistry, and biochemistry the compounds present are converted into two namely organic and…

Q: which liquid is most like water and would support human life?

A: Water is the necessity of all living beings as it is free flowing and provides life to all living…

Q: A(n). is the smallest unit of an element that retains all the properties of that element. O molecule…

A: Elements are substances that cannot be further broken into particles. An element consists of types…

Q: Use what you know about carbohydrates and lipids to group the following compounds: 1. 11

A: Carbohydrates are represented by stoichiometric formular (CH2O)n. Lipids are represented by…

Q: Acids are substances that ________. a. release hydrogen ions b. absorb hydrogen ions c. absorb…

A: Substance releases ions such as hydrogen ions Or hydroxide ions when dispersed in any solution.

Q: Select the correct answer. Electrons, protons, and neutrons are three subatomic particles of an…

A: Step 1 The organization is a systematic arrangement of smaller and simpler components into larger…

Q: Which statement best describes why there is a wide variety of organic molecules? The number of…

A: Organic molecules are those molecules that contain carbon. There are four organic molecules that are…

Q: ionic bonds involve_____ a)electrostatic attraction b)sharing electrons c)valence configuration

A: An attraction between molecules or atoms is termed as atomic or molecular bond. They are of many…

Q: (4) The normal melting point of gold is 1064.5 °C and its boiling point is 2660 °C. (a) Convert…

A: Temperature is measured in 3 different scales namely Celcius, Fahrenheit, and Kelvin. Celcius is…

Q: A molecule of water is formed when one atom of oxygen is covalently bonded with two atoms of…

A: Covalent bonds are formed by sharing of electrons. In the water molecule, there are two covalent…

Q: Nonsilicates are a group of minerals that DO NOT contain what two elements? A. silver and gold B.…

A: Answer-B. Silicon and oxygen

Q: What is the pH of a solution that has a higher concentration of H+ ions than water? A. > 7 B. 7…

A: The pH of the solution is described with respect to the concentration of hydrogen ions in the…

Q: Make a conclusion: pH = 7,15 PCO2 = 25 mmol/l SB = 11 mmol/l BB = 27 mmol A BE =-17 mmol/l

A: Acidosis is a condition marked by an elevated acid content in the blood and a pH of less than 7.35.…

Q: Consider an electron transition from n = 3 to the n = 2 energy level in a hydrogen atom resulting in…

A: The electrons of hydrogen atoms revolve around their nucleus. They occur as a set of electrons with…

Q: Is it possible to write the chemical formula of some substances in food label? Name some medicines…

A: Food labels The information given by the manufacturer on the packaging of any food item is called a…

Q: What is the name of a representation of the physical world? Answer please A. Alloy B. Compound C.…

A: Every solid, liquid, gas, and plasma is composed of neutral or ionized atoms.

Q: Ammonia gas would be classified as (1) a compound (2) a mixture (3) an element (4) an atom

A: AMMONIA GAS IS CLASSIFIED AS COMPOUND.

Q: Make a conclusion: pH = 7,56 PCO₂ = 30 mmol/l SB = 28 mmol/l BB 50 mmol /1 = BE = +5 mmol/l

A: In this question asked about ABG result interpretation. pH is 7.56 Normal pH of blood is 7.35 to…

Q: You have two beakers. One contains pure water, the other contains pure methanol (wood alcohol). The…

A: The solubility of a salt in water depends on lattice energy and hydration energy. When lattice…

Q: You discover a new molecule. The new molecule is made up entirely of carbon and hydrogen (no other…

A: Ans- (a) lipid

Q: What is an alloy? A. A compound of two metals B. An element of two metals C. A mixture of two metals…

A: Answer- C. A mixture of two metals.

Q: Which element is a metal? A. C B. Rn C. CI D. Cr

A: The classification of chemicals into different groups and understanding their properties individual…

Q: Knowing the atomic mass of an element allows inferences about which of the following?

A: Atom is the smallest or basic unit of matter and was discovered by sir John Dalton in 1808 Charge…

Q: Which is true about carbon atoms? a. Each of the orbitals in the second shell has one electron in…

A: Carbon atomic number is 6 which represent the number of electrons and it is non-metal. It has 6…

Q: 3. High energy radiation ejects the electrons in an atom causing free radicals. Which are examples…

A: High energy radiations are part of the spectrum with high frequency, low wavelength and high energy.…

Question

a. HS

b. HS₂

c.H₂S

d. H₃S₂

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

This is a popular solution!

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Trending now

This is a popular solution!

Step by step

Solved in 2 steps

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, biology and related others by exploring similar questions and additional content below.

Similar questions

Manufacturers make carbonated drinks by forcing pressurized carbon dioxide gas into flavored water. A chemical reaction between water molecules and some of the CO2 molecules creates hydrogen ions (H+) and bicarbonate, which is a buffer. In your opinion, is this reaction likely to raise the pH of a soda above 7, or lower it? Give your reasoning.
What atom has only one proton? a. hydrogen c. a free radical b. an isotope d. a radioisotope
What is an alloy? A. A compound of two metals B. An element of two metals C. A mixture of two metals D. A molecule of two metals
Which is true about carbon atoms? a. Each of the orbitals in the second shell has one electron in it. b. Only the 2p orbitals have unpaired electrons c. Carbon has high electronegativity d. Carbon binds hydrogen with polar covalent bonds
Acids are substances that ________. a. release hydrogen ions b. absorb hydrogen ions c. absorb hydroxide ions
Which element is a metal? A. C B. Rn C. CI D. Cr
Which statement is false? A. Elements are found in compounds and molecules B. compounds are made of elements C. a molecule must be made of at least two atoms D. chemical bonds form between molecules of solute and solvent E. two atoms of oxygen make a molecule of oxygen
Which of the following statements is incorrect? a. Isotopes have the same atomic number and different mass numbers. b. Atoms have about the same number of electrons as protons. c. All molecules consist of atoms. d. Free radicals are dangerous because they emit energy
The atomic number gives thea. number of neutrons in the nucleus.b. number of protons in the nucleus.c. weight of the atom.d. number of protons in the valence shell.
how many hydrogen can be formed from the question above
Select the sentence that correctly describes the relationship between this pair of molecules. a They are both enantiomers and isomers. b They are enantiomers but not isomers. c They are isomers but not enantiomers. d They are neither enantiomers nor isomers.
Water molecules have one oxygen atom that is more electronegative than the two hydrogen atoms bound to it. As a result, which type of bonding hold water molecules together a. non-popular covalent bonding b. polar covalent bonding c.ionic bonding d.hydriohocic