Chemistry, 12.11.2020 22:50, kyrajaudon3183
Which describes an ionic bond?
a. Formed by the sharing of valence electrons between atoms.
b. Formed by the giving and taking of valence electrons between atoms,
c. Formed by the forces of gravity between atoms between atoms.
d. Formed by sharing protons and neutrons between atoms
Answers: 3
Chemistry, 22.06.2019 07:00, shradhwaip2426
Achemist wants to extract copper metal from copper chloride solution. the chemist places 0.50 grams of aluminum foil in a solution containing 0.75 grams of copper (ii) chloride. a single replacement reaction takes place. (ii) chloride. a single replacement reaction takes place. which statement explains the maximum amount of copper that the chemist can extract using this reaction? a) approximately 0.36 grams, because copper (ii) chloride acts as a limiting reactant b) approximately 1.8 grams, because copper (ii) chloride acts as a limiting reactant c) approximately 0.36 grams, because aluminum acts as a limiting reactant d) approximately 1.8 grams, because aluminum acts as a limiting reactant
Answers: 3
Chemistry, 22.06.2019 20:20, carcon2019
Nitric acid can be formed in two steps from the atmospheric gases nitrogen and oxygen, plus hydrogen prepared by reforming natural gas. in the first step, nitrogen and hydrogen react to form ammonia: (g) (g) (g) in the second step, ammonia and oxygen react to form nitric acid and water: (g) (g) (g) (g) calculate the net change in enthalpy for the formation of one mole of nitric acid from nitrogen, hydrogen and oxygen from these reactions. round your answer to the nearest .
Answers: 3
Chemistry, 23.06.2019 00:00, ahmedeldyame
#20 which type of bond is formed when bases pair in dna? ionic bond covalent bond coordinate bond hydrogen bond
Answers: 1
Chemistry, 23.06.2019 01:30, bgarrison364
What is produced from neutralization of an acid and a base? a. hydronium ions b. citric acid c. salt and water
Answers: 1
Which describes an ionic bond?
a. Formed by the sharing of valence electrons between atoms.
Mathematics, 24.06.2020 04:01
Mathematics, 24.06.2020 04:01
Health, 24.06.2020 04:01