Choose the correct answer 1-An important result of Rutherford’s work was to establish that... * A-atoms have mass. B-Non of these C-electrons have a negative charge. D-gold is an element. F-the atom is mostly empty space

Q: Questions 5-7: Classify the following structures as isomers a, B, L or D (3 points). CH2OH (5) (6)…

A: A carbohydrate is the biomolecule consisting of carbon, oxygen, and hydrogen atoms having the…

Q: 8. If an atom has 35 protons in the nucleus, how many electrons will it have orbiting the nucleus?…

A: Answer-  8=  35 electrons                  9=   5 atomic number                10=  11 mass number…

Q: 2. What conclusion may be drawn about the possibility of a solution of pure soap in distilled water…

A: Soap is produced by the saponification reaction or hydrolysis of fat .The soaps are mostly fatty…

Q: 15. An acid is called an acid because of the amount of positive hydrogen ions that are dissolved in…

A: pH is the power of hydrogen ion concentration. The acid is considered as a substance, which is known…

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: Questions 5-7: Classify the following structures as isomers a, B, L or D (3 points). CH2OH (5) (6)…

A: Anomers are the cyclic monosaccharides or glycosides that are epimers differing from each other in…

Q: 1. Where are protons found in an atom, and what electrical charge and mass do they have?, 2. Where…

A: The basic unit of normal components that make up a chemical element is an atom.

Q: Which of these does not describe X ray crystallography? O X ray crystallography reveals the location…

A: Question- Which of these does not describe X ray crystallography? x ray crystalliography reveals…

Q: Fill in the blank, the parentheses are the choices for the blank: When a sodium atom loses a single…

A: Atom is neutral because it contains an equal number of protons and electrons. When an atom accepts…

Q: If you took a sample of a particular element and found that one group had a specific number of…

A: 1. The atomic number of an element is the number of protons in the nucleus of an atom of the element…

Q: How many valence electrons does calcium (Ca) have? * O 20 4. 2. This is a required question Most of…

A: How many valence electrons does calcium have? Answer ) two .

Q: 6. You are investigating the contents of three weird aliens. You want to see which biomolecules the…

A: Introduction Biomolecules are substances that are naturally produced by living cells. Mainly there…

Q: Given: 2KI +Pb(NO3)2 --> PbI2 + 2KNO3.  How many grams of lead (II) iodide are produced if 0.250…

A: 2KI +Pb(NO3)2 --> PbI2 + 2KNO3 Thus, 2moles of KI with 1mole of Pb(NO3)2 gives 1 mole of PbI2…

Q: 10. Your instructor has given you three test tubes, each containing a different unknown solution.…

A: There are various types of biomolecules present in living organisms. Some are simple whereas others…

Q: Which of the following elements would you expect to form (i) diatomic molecules, (ii) mainly…

A: (a) Oxygen exists as O2 in its elemental form. So, it is diatomic molecule. Its electro negativity…

Q: 1- The electron geometry of carbon dioxide is . . 2- The bond angle of methane with tetrahedral…

A: 1. The electron geometry of carbon dioxide is Linear Explanation: Carbon dioxide has two electron…

Q: In general, electrons far from the nucleus have more potential (chemical) energy than electrons…

A: The lowest energy would be in electrons nearest to the nucleus. Higher energy will be provided to…

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: 5. Maria wanted to determine what types of biomolecules are present in the three unknown substances…

A: Introduction: Different biomolecules have different structures, molecular compositions, and hence…

Q: Why are atomic masses not whole numbers? For example, why is 35.45 and not 35 or 36?

A: The atomic mass is the mass of an atom that is denoted in Kilograms or dalton. Isotopes are the…

Q: Compounds that are electrically neutral must have equal numbers of * a-anions and cations. b-Non of…

A: Cation: - it is a positively charged ion and in the electrophoresis it would be attracted to the…

Q: Since we know each element as a defined number of protons, we can also use that number to determine…

A: An element is a pure substance that consists only of atoms which have the same numbers of protons in…

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: 5. Play with the simulation to discover which particles affect the charge of an atom c a) Fill in…

A: Atom is the smallest unit of any matter. It is consist of three sub particles namely electron,…

Q: Q/Choose the correct answer 1-When a radioactive nuclide emits a beta particle, its * A-mass number…

A: The radioactive emission it gives 3 kinds of it releases three kinds of emission alpha, beta, and…

Q: After completing each reaction, did you have any atoms left over? Why or why not

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Q: Click on ALL of the characteristics that describe a PROTON. Found in the orbitals surrounding the…

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Q: 5. Both vegetable oil and butter are made up of fats. Why is butter a solid at room temperature,…

A:

Q: Consider the given data (Solubility Tests, Solubility Group, Chemical Tests, and Functional Group)…

A:

Q: Hello, I need help with answering number 2 a, b, c, & d using the diagram below. Pls & thank you! 2.…

A: INTRODUCTION

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Q: Which of the following is not a reason why life on Earth is based on the carbon atom? Group of…

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Q: HYDROGENATION: I. Involves hydrogen addition across carbon-carbon double bonds II. The removal of…

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Q: H. :0-H---:N-H H. H. Hydrogen Bond Which statement best helps explain the formation of the hydrogen…

A: A hydrogen bond is a primarily electrostatic force of attraction between a hydrogen atom which is…

Q: What is NMR and how it can be used for determination of any chemical structure ?. Write detail about…

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Q: 1. Which of the following is correct when comparing a solution at pH 11 to a solution at pH 7. A…

A: A solution with high H+ ions indicate an acid solution A solution with high OH- ions indicate a…

Q: 7. Would this atom most likely take part in forming ionic or covalent bonds? Why? 9. Both H,O2 and…

A: The outermost shell in an atom is known as its valence shell. The electrons in the valence shell are…

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A: The rotation is permitted about the N-Cα and the Cα -C bonds. Rotation about bonds are described as…

Q: 5. (a) How many covalent bonds does each of the following type of atom typically form? (i) H (iii) C…

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Q: Which bond should be the strongest? Group of answer choices Sodium (Na) - Fluorine (F) Lithium (Li)…

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Q: how can you use a chemical formula to tell if a compound is carbohydrate and not a lipid? 2. what…

A: Biochemistry is the part of science that investigates biochemical processes happening in the living…

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: I need help with my homework this question is very confusing How long would it take for a solution…

A: Concentration of carbohydrate in a solution is the moles of carbohydrate present in a specified…

Q: 1. a. What is the abbreviated name for the molecule below? (3 letters) What is the abbreviated name…

A: NOTE: since you have posted multiple questions with multiple subparts, So we will be solving the…

Q: Atoms A and B interact to form a compound, AB2. When measured, atom A has a partial negative charge…

A: The more electronegative atom has a partial negative charge because the electrons spend more time…

Q: 2. When trying to identify an unknown element, a scientist determines what other elements the…

A: INTRODUCTION The number of protons in the nucleus determines which element an atom is, while the…

Q: Which of the following statements are correct? Explain your answers.A. An atomic nucleus contains…

A: Since the atom and nucleus were discovered. The bonding of a proton and a neutron, a proton and a…

Q: 1. Abundant trans bonds make partially hydrogenated vegetable oil a very unhealthy food choice.…

A: process of  hydrogenated vegetable oil Oils (such as vegetables, olive, sunflower) are liquids at…