Chemistry, 24.07.2019 11:30, angelica19carmona

2nahco3(s) + 129kj → na2co3(s) + h2(g) + co2(g) what is the best description of the energy exchange in this reaction? a) when heated, baking soda decomposes. this is an exothermic reaction. b) when heated, baking soda decomposes. this is an endothermic reaction. c) baking soda absorbs energy when heated. it is an exothermic reaction. d) baking soda releases energy when it decomposes. it is an endothermic reaction.

Answers: 1

Show answers

Other questions on the subject: Chemistry

Chemistry, 21.06.2019 15:30, milkshakegrande101

Arock can be broken down into different kinds of substances by physical processes. no chemical reactions are needed to separate different parts of a rock into pure substances. this is because a rock is a(n)

Answers: 1

continue

Chemistry, 22.06.2019 06:30, queenkimm26

What is the polyatamic ion of thiosulfate

Answers: 1

continue

Chemistry, 22.06.2019 19:00, HaydenSturgis1

Which is the solubility product expression for caf2(s)? [ca2+]/[f–]2 [ca2+][f2–] [ca]+[f]2 [ca2+][f–]2

Answers: 3

continue

Chemistry, 23.06.2019 00:30, kylee65

What are the advantages of using the metric system? designed as a decimal system making conversions simpler more accurate system of measurement has prefixes that correspond to an amount to use with all base units used by the entire scientific community

Answers: 2

continue

Do you know the correct answer?

2nahco3(s) + 129kj → na2co3(s) + h2(g) + co2(g) what is the best description of the energy exchange...