17. If energy is required to form monatomic ions from metals and nonmetals, why do ionic compounds exist?

Q: A substance formed of crystals of equal numbers of cations and anions held together by ionic bonds…

A: Answer is b.)  salt.

Q: 1. Create the following combinations of protons, neutrons, and electrons.1p, 1n, 1e a) What element…

A: a. The element with 1 proton, 1 neutron, and 1 electron is Deuterium. Deuterium is a stable isotope…

Q: 2. When is metallic bonding evidenced in everyday compounds?

A: Metallic bonding is a type of chemical bonding that occurs from the electrostatic attractive forces…

Q: 1. What are the ground electronic configurations of Ti and Ti* ion? Ti Tit

A:

Q: If you are told you have an element with an atomic number of 16 and its in group VIA. What does this…

A: In modern periodic table sulphur has atomic number 16 and it is a group VIA element.

Q: Element X is a major element in the human body and also known as electrolytes. As a biomedical…

A: Electrolytes are particles that carry a positive or negative charge. These are essential minerals…

Q: 1. If I make a solution by adding 83 grams of sodium hydroxide (NaOH) to water to give 750 mL of…

A: Number of moles (mol) = Mass (g) / Molar Mass (g/mol)Concentration (g/L) = Mass (g) / Volume…

Q: *5.1.question a drug is order 100mg/m2 po BID.  How many milliliters will a patient receive if her…

A: Given:  Order of the drug = 100mg/m2 p.o BD. Body surface area = 1.80 m2  Concentration of solution…

Q: 3. Phosphoric acid is tribasic, with pK,'s of 2.14, 6.86, and 12.4. The ionic form that predominates…

A: You have asked two questions . I will be answering one of the questions numbered 3 in the image…

Q: 1) A solution is made by combining 128 mL of ethanol and 0.452 L of water. In this solution, what is…

A: Hi! Thanks for your question. But as you have posted multiple questions, I am answering only the…

Q: How many grams of calcium chloride (CaCl2; molecular weight = 111 g mole−1) would you dissolve in…

A: A chemical solution is made up of a solute and solvent such as the salt solution containing salt as…

Q: 4. You have been asked by your professor to create a solution using 2 mg of the amino acid alanine…

A: Amino acids are biomolecules. Amino acids act as monomer units to form proteins.  Alanine is an…

Q: 16. A chemist added 40 mL of pure acetic acid to 100 mL of 20% (v/v) solution of acetic acid in…

A: The process of reducing a solute concentration by adding solvent to a solution is referred to as…

Q: 1. How many molecules of NaCl are there in a 50.0 g sample of NaCl? The molecular weight of NaCI is…

A: Note: We are authorized to answer one question at a time since you have not mentioned which question…

Q: State whether the bonding in each compound is likely to be covalent and short reason to prove it i)…

A: An atom is the basic and fundamental unit of matter. An atom consists of electron and the nucleus in…

Q: 9. What bonds are affected by: а. Нeat b. Organic solvents c. Metallic salts d. Alkaloidal reagents…

A: Proteins are composed of amino acids linked by peptide or amide bonds (covalent), which form the…

Q: _7. Which of the following FA has the lowest melting point? A. Stearic acid B. Palmitic acid C.…

A: A fatty acid is a molecule that is composed of a long hydrocarbon chain attached to the carboxylic…

Q: How do the unique properties of water allow life to exist on Earth? 2. If 65 percent of your body…

A: Water is one that posses unique property such as being  inorganic, transparent, tasteless, odorless,…

Q: How many total atoms would be in one formula unit of (NH4)3PO4? 20, 4, 18, 16

A: Ammonium phosphate fertilizes lawns that are deficient in nitrogen and phosphates. Ammonium…

Q: Describe ionization and distinguish between anions and cations.

A: Ion, is any atom or group of atoms with electric charges positive or negative.

Q: 2. Identify the following bonds as ionic or covalent. a) NaF b) MgCl2 c) C6H1206 d) NO2 e) CaF2 f)…

A: a )= Na+-F-  b)= Mg2+ - Cl- = MgCl2 C)=         d)= O - N -O = NO2 e)= F- - Ca2+ -F- f) =Li +- F-

Q: When 0.5 mol of a certain ionic substance is dissolved in 1.0 kg of water, the freezing point of the…

A: The physical properties (freezing and boiling point) of a solvent caries n addition of solute. The…

Q: Describe the characteristics of transition metals.

A: Elements that have d orbit partially filled are known as Transition elements. These metals come…

Q: Lemon juice contains citric acid (C6H8O7). What speciesserves as a base when lemon juice is mixed…

A: Bases are the groups, which accept the protons, releases hydroxyl ions (OH-) ions, or donates…

Q: How to measure the mass-to-charge (m/z) ratio of the different ions in a sample ?

A: An ion is defined as charge molecule or atom.

Q: What factors can make a compound called as a salt? Specifywhich of the following compounds are…

A: An ionic compound made up of cation from the base wheras an anion from the acid are the factors that…

Q: 11. The atoms of a certain element each contain 11 protons and 1 valence electron. Which statement…

A: Element is defined as a pure substance which comprises of only of atoms that possess all the same…

Q: 8. What is the molarity of the solution prepared by diluting 75 mL of 1.50 M silver nitrate (AgNO3)…

A: Molarity of a solute is the number of moles of solute per liter of solution. The concentration or…

Q: 1. How many mL of a ½ strength magnesium sulfate solution will contain 10 grams of magnesium…

A: As per question, 1ml MgSO4  contain 1/2gm MgSO4 (concentration is 50%) So 10gm MgSO4 will contain ,…

Q: 10. Identify the following as either chemical change (C) or physical change (P) baking a pie melting…

A: A chemical change is a process during which one or more ingredient (reactant) chemically reacts to…

Q: 3. Why are we able to look at the melting temperature of a solution and use Kr values in our…

A: The atomic bonding strength of any substance is indicated by its melting point. on applying…

Q: 20.Explain how an ionic bond is formed.

A: Since you have posted multiple questions we solve the first question for you. To get the remaining…

Q: 7. The chemical you are testing has a concentration of H* as 10³ M (must watch the video). A) What…

A: pH is a measure of the concentration of hydrogen ions in a given solution. Higher the concentration…

Q: What is the primary standard for iodine solutions?

A: INTRODUCTION Iodine solution It is a disinfectant and antiseptic agent, used to prevent infection in…

Q: 5, describe the unique properties of water.

A: Water's unique properties: Water can dissolve a wide range of chemicals, which is why it is such an…

Q: 39. A salt solution of 50.0% sodium chloride (salt) consists of how many parts per million (measured…

A: INTRODUCTION Answer of question 39 is explained below.

Q: 1. Calculate the pH of an acetate buffer prepared by dissolving sodium acetate (5.21 g) and acetic…

A: Given Values: Weight of sodium acetate = 5.21 g Weight of acetic acid = 2.19 g The volume of the…

Q: 4 Distinguish between ionic and covalent bonding.

A: form We have to differentiate between ionic and covalent bond

Q: 7. If the concentration of Mg in water is 36.6mg/L, what is the hardness of the water as mg/L CACO3?…

A: Hardness of water is defined as amount of dissolved calcium and magnesium in the water. the degree…

Q: (i) MnO is basic whereas Mn207 is acidic in nature. Why? (ii) Transition metals form alloys. Why?…

A: Chemical compounds are the important basis of life. The compounds that are obtained from living…

Q: What does it mean when we talk about acid equivalents and base equivalents?

A: Acids are chemical compounds, which are known to lose protons in the solution. The base is the…

Q: 4. Hydrogen bonding occurs between: O Water and water. O Water and polar molecule. O Between two…

A: Hydrogen bonding is an electrostatic force between an electronegative atom containing a lone pair of…

Q: 1. A solution containing polymer of an unknown structure, and with an approximate molar mass of 1.75…

A: Osmotic pressure can be defined as the minimum pressure that must be applied to halt the flow of…

Q: The k of water is 1.86 kg °C/mol, approximately 4x the value of k,. If you attempted to freeze your…

A: Freezing point depression is a colligative property and it is noticed in solution when solute…

Q: 3. Trans-oleic acid (18:1,D9) has a melting temperature of (44.5C) and cis-oleic acid (18:1,D9) has…

A: Fatty acids are the hydrocarbon chains with the carboxylic group. The hydrocarbon chains of fatty…

Q: 7. Which elements are found in simple carbohydrates? A) carbon, hydrogen and oxygen B) carbon,…

A: Carbohydrates are biomolecules that are present in most of the food we intake. It is present in the…

Q: 9. Which of the following changes would not affect a peptide GENSHIN? A. Heat B. Inorganic Salts C.…

A: Proteins are unbranched polymers constructed from 20 standard α-amino acids. They have four levels…

Q: The H⁺ concentration in an aqueous solution at 25 °C is 4.3 × 10⁻⁶. What is [OH⁻]?

A: Hydrogen ion concentration [H+] of a solution is expressed in terms of pH. pH is the negative log of…

Q: 1. What is the chemical formula for palmitic acid and oleic acid? Which one is a saturated fat and…

A: # According to our guidelines we can answer only the 1st question. So, please upload the questions…

Q: 3. a) An aqueous solution is 3.50% by mass potassium bromide, KBr, and has a density of 1.02 g/mL.…

A: a)The molality of potassium bromide in the solution is                                  m = (3.50 g…