Chemistry, 22.10.2019 01:20, jonmorton159

3. the chemical equation for what happened to the zinc in the boiling sodium hydroxide is written below:
zn (s) + 2 naoii (aq) + 2 h20 (1) ► nazzn(oii)4 (aq) + ii2 (g)
does this equation represent a physical change or a chemical change? how do you know?
physical change

Answers: 3

Show answers

Other questions on the subject: Chemistry

Chemistry, 21.06.2019 17:40, Lizethh1

In the reading, yao chen-yuan describes traveling to deliver a message. why was he willing to risk danger to travelto tientsin? he wanted to the boxers with their cause

Answers: 2

continue

Chemistry, 22.06.2019 12:30, quantamagic

Word equation for k(s)+h2o(l) yield koh(aq) + h2(g)

Answers: 1

continue

Chemistry, 22.06.2019 20:30, triddi666

How many grams of phosphorus are contained in 5.09 moles of phosphorus?

Answers: 1

continue

Chemistry, 22.06.2019 22:20, trockout4868

How do cfcs cause ozone depletion? how do cfcs cause ozone depletion? ultraviolet radiation breaks down cfcs, molecules containing chlorine. chlorine then breaks one oxygen atom away from ozone, leaving behind a paired oxygen molecule. ultraviolet radiation breaks down cfcs, molecules containing chlorine. chlorine then breaks two oxygen atoms away from ozone, leaving behind a paired oxygen molecule. ultraviolet radiation creates cfcs, molecules containing chlorine. chlorine then breaks two oxygen atoms away from ozone, leaving behind a paired oxygen molecule. ultraviolet radiation creates cfcs, molecules containing chlorine. chlorine then breaks one oxygen atom away from ozone, leaving behind a paired oxygen molecule.

Answers: 2

continue

Do you know the correct answer?

3. the chemical equation for what happened to the zinc in the boiling sodium hydroxide is written be...