Which molecule contains more energy: carbon dioxide (CO2)or ethanol (CH3CH2-OH)? Explain

Q: Palladium is named after the asteroid Pallas, forms a gaseous compound of the formula Pd(CO)x What…

A: According to Graham’s law of effusion, the rate of effusion of a gas is inversely proportional to…

Q: In the partial reactions shown below, is the reactant undergoing oxidation or reduction?

A: Oxidation is a process, in which electrons are removed,  whereas reduction is just the opposite. In…

Q: How many valence electrons are in Oxygen

A: Valency is defined as the combining capacity of the element. It is determined by the number of…

Q: number of protons to number of neutrons ratio in

A: Every element in the universe has a proton, neutron, and electron. The number of protons is similar…

Q: Which of these atoms has an oxidation number of 2-? O Sulfur O Chlorine O Aluminum O Neon O Silicon…

A: Oxidation State/number And Valency Valency is defined as the number of electrons present in…

Q: compounds are the products? Carb

A: Carbon dioxide can be defined as a chemical compound that is composed of one carbon and two oxygen…

Q: Which statement describes the results of this reaction: 6 CO2 + 6 H2O + Energy C6H1206 + 6 02 ?

A: CO2 is reduced and H2O is oxidised.

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: The following equation, which represents the oxidative breakdown of glucose by body cells, is a…

A: Cellular respiration is a mechanism in which an organism mixes dietary carbohydrates (glucose) with…

Q: Why is carbon monoxide (CO) so dangerous?

A: Carbon monoxide is a colourless, odourless, tasteless, poisonous gas. It is a flammable gas. It is…

Q: Kevin was experiencing heartburn prior to his heart attack, for which he was taking an antacid…

A: In the antacid tablets, calcium carbonate acts as an active ingredient. This ingredient is…

Q: What interactions occur between the following molecules and ions? a. water and ammonia b. lactate…

A: When another polar molecule such as ammonia is added to water, it dissolves because of the…

Q: Write the electron configurations of Co, Co2+ , and Co3+.

A: The electronic configuration of an element is a symbolic notation.

Q: In the partial reactions shown below, is the reactant undergoing oxidation or reduction? (a) Ç00 COO…

A: Oxidation (in terms of oxygen and hydrogen atom transfer): Oxidation in terms of atom transfer is…

Q: Does a catalyst change the potential energies of the products and reactants?

A: A catalyst is a material that accelerates the rate of a reaction by lowering the activation energy…

Q: 1.23 g sample of acetic acid (HC2H3O2) was burned in excess oxygen in a bomb calorimeter. The…

A: Initial Temperature= 23.77 degree celsius Final Temperature= 27.95 degree celsius Weight of sample=…

Q: What is the difference between exothermic and exergonic reactions?

A: The chemical reactions are those reactions that deals with the conversion of reactants to the…

Q: Examine the chemical equation below, and label each reactant and product.  (which is a reactant and…

A: The substance which “participates in a chemical reaction” is called reactant. This reactant may be a…

Q: How do electrons in different orbitals of the same electron shell compare with respect to energy?

A: An electron shell, or principal energy level, may be thought of as the orbit of one or more…

Q: Why do catalysts not alter the amounts of reactants and products present at equilibrium?

A: Catalysts : A substance that enables a chemical reaction to proceed at a usually faster rate or…

Q: What are weak electrostatic bonds that result in a partial sharing of hydrogen atoms between…

A: A hydrogen bond is an electrostatic attraction between a proton in one molecule and an…

Q: Y WX WX W In the diagram, which represents a catalyst? O W O WX

A: Enzymes are catalysts which catalyze the biological reactions. Enzymes are protein molecule having a…

Q: Which equation represents a chemical reaction that obeys the law of conservation of matter? O…

A: Mass cannot be produced nor be destroyed, it can be converted So the reaction in which equal number…

Q: Which of the summary statements below describes the results of the following reaction? C6H1206 + 6…

A: The chemical process involving the loss of electrons or increase in the oxidation number of an atom…

Q: Which has greater entropy, liquid water at 0°C or ice at 0°C?

A: The measurement of the thermal energy of the particular structure with temperature when there is no…

Q: In H2O how many hydrogen (h) atoms are present

A: Answer- 2 atoms. In H2O 2 hydrogen atoms are present.

Q: If one mole each of CH4, NH3, H2S, and CO2 is added to 1 liter of water in a flask (1 liter of water…

A:

Q: What is the written the equation for the reaction between Hydrogen and Oxygen that produces water?

A: Water (H2O) is composed of hydrogen and oxygen.  Hydrogen will react with oxygen when it is ignited…

Q: if the 3 to 1 transition has an energy of 1.94x10^-18 J what do you think the energy of the 1 to 3…

A:

Q: How many oxygen atoms are in this molecular formula? 3H2 O

A: An atom is the smallest unit of any chemical element. They are made up of three particles namely…

Q: chemical reations that release energy are called_______________reaction?

A: The process that involves the conversion of a substance into another substance is called a chemical…

Q: In the following chemical reaction, which compounds are the products? Carbon dioxide + Water → Sugar…

A: For any reaction to get complete substrate is required. The resultant is called as product.

Q: A catalyst does not alter the difference in the energy contents of the reactants and products. True…

A: Catalysts are substances such as solids, liquids, and gases that speed up chemical processes and are…

Q: What are the products of the following reactions: AMP +H2O + H+

A: Adenosine (ATP) triphosphate is a high-energy compound, which is broken down by hydrolysis to…

Q: H H O H H H но C C C C C C он H. O H Molecule A Molecule B In the reaction shown above, is Molecule…

A: Oxidation: remove of hydrogens or electrons from any molecules is known as oxidation. Reduction:…

Q: The reactions in which single-carbon atoms are transferred from one molecule to another are referred…

A: Homeostasis is the ability to maintain a constant internal environment in response to different…

Q: 6.2. Indicate the most acidic hydrogen in each of the following molecules. Explain your reasoning.…

A:

Q: Which of the following ideas about electrons was suggested by Niels Bohr? *

A: Niels Bohr Proposed a theory for hydrogen atom in 1913.

Q: Oxygen i n the atmosphere exist in the diatomic form, what will happen if it exist in monoatomic…

A: Oxygen is a tasteless, orderless, and colorless gas that is very slightly soluble at room…

Q: What chemical change occurs to ATP when it reacts withwater and releases energy?

A: Molecule that is responsible for carrying charge in the cell is known as ATP or adenosine…

Q: There are approximately 1022 molecules in a single medium-sized breath of air and approximately 1044…

A: Given, there are approximately 1022 molecules in a single medium-sized breath of air. And there are…

Q: What are the main biological functions in which chlorine ions participate?

A: The chloride ion is an anion. It is a negatively charged ion and forms by the gaining of an electron…

Q: Why are most spontaneous reactions exothermic?

A: A spontaneous process is the time-evolution of a system in which it releases free energy and it…

Q: In 5H2O how many hydrogen (H) atoms are present

A: Hydrogen atom is chemical atom which has atomic mass and number as 1. It has a single proton In it's…