Chemistry, 09.02.2021 16:20, adriannacomrosenbark

Which statement is most accurate about energy absorbed and released in this chemical reaction? pls help im being timed

Mg(OH)2 → MgO + H2O [ΔH = 37.1 kJ]

A. It is an endothermic reaction and energy is released from the system

B. It is an endothermic reaction and energy is absorbed by the system

C. It is an exothermic reaction and energy is absorbed by the system

D. It is an exothermic reaction and energy is released from the system

Answers: 1

Show answers

Other questions on the subject: Chemistry

Chemistry, 21.06.2019 15:50, obastwin2

Which of these reactions are redox reactions? check all that apply. cd + hcl → cdcl2 + h2cucl2 + na2s → 2nacl + cuscaco3 → cao + co2 2zns + 3o2 → 2zno + 2so2 ch4 + 2o2 → co2 + 2h2o

Answers: 3

continue

Chemistry, 22.06.2019 12:30, kaliyab191

Sodium sulfate dissolves as follows: na2so4(s) → 2na+(aq) + so42- (aq). how many moles of na2so4 are required to make 1.0 l of solution in which the na concentration is 0.10 m?

Answers: 2

continue

Chemistry, 22.06.2019 21:30, alexbx9236

Which statement are accurate about snow flakes

Answers: 1

continue

Chemistry, 22.06.2019 22:30, lori90

Essay-alternative energy sources research sources of energy that are being developed. write a report of 350-400 words discussing the information you learned concerning the development of various energy sources and the impact that you think they will have on your life. include sources cited at the end of your report using the mla format. follow the rubric guidelines. note that wikipedia is not an appropriate resource for a research paper. worth 99

Answers: 3

continue

Do you know the correct answer?

Which statement is most accurate about energy absorbed and released in this chemical reaction? pls...