Chemistry, 02.04.2021 08:10 ayoismeisalex

Which reaction below is a physical change? a. CH4(g) + 2O2(g) → CO2(g) + 2HsO(l)
b. CaO(s) + H2O(l)→ Ca(OH)2(s)
c. H2O (l) → H2O(s)
D. 2HsO (l) → 2H2(g) + O2(l)

Answers: 1

Show answers

Other questions on the subject: Chemistry

Chemistry, 22.06.2019 04:40, deedee363

*will mark you brainliest + 15 points ** why does the equilibrium of a system shift when the pressure is increased? a. to maximize the stress on the system b. to stop restoring equilibrium to the system c. to increase the total moles of gas in the system d. to decrease the total moles of gas in the system

Answers: 3

continue

Chemistry, 22.06.2019 08:30, july00

In the millikan oil drop experiment they determined that every drop had a charge which was a while number multiple of -1.60x10^-19. if a drop has a total charge of -9.60x10^-19 then how many excess electrons are contained within the drop?

Answers: 2

continue

Chemistry, 22.06.2019 12:00, yaz1206

In the following redox reaction which is the oxidizing agent and which is the reducing agent? alcl3 + na nacl + al oxidizing agent = reducing agent =

Answers: 1

continue

Chemistry, 23.06.2019 02:00, Turtlelover05

Pinene is an unsaturated hydrocarbon found in pine resin. if pinene has m+ = 136 and contains 1 double bond(s) and 2 ring(s); what is its molecular formula? enter the formula in the form ch first, then all other atoms in alphabetical order; do not use subscripts. the formula is case-sensitive

Answers: 3

continue

You know the right answer?

Which reaction below is a physical change? a. CH4(g) + 2O2(g) → CO2(g) + 2HsO(l)
b. CaO(...