subject
Chemistry, 27.02.2021 08:50 riiahh22

Please help!! ASAP, thanks


Please help!! ASAP, thanks

ansver
Answers: 2

Another question on Chemistry

question
Chemistry, 22.06.2019 02:00
Which of the following happens during cell division? (a) energy is created (b) waste is eliminated (c) carbon dioxide is released (d) damaged cells are replaced
Answers: 1
question
Chemistry, 22.06.2019 03:50
Express the following number in scientific notation. 0.026890 =
Answers: 1
question
Chemistry, 22.06.2019 19:10
Astudent completes a titration by adding 12.0 milliliters of naoh(aq) of unknown concentration to 16.0 milliliters of 0.15 m hcl(aq). what is the molar concentration of the naoh(aq)? 1)5.0 m 2)0.20 m 3)0.11 m 4)1.1 m
Answers: 1
question
Chemistry, 23.06.2019 13:30
The zinc within a copper-plated penny dissolves in hydrochloric acid if the copper coating is filed down in several spots (so that the hydrochloric acid can reach the zinc). the reaction between the acid and the zinc 2h+(aq)+zn(s)→h2(g)+zn2+(aq) . when the zinc in a certain penny dissolves, the total volume of gas collected over water at 25 °c is 0.947 l at a total pressure of 743 mmhg . (vapor pressure of water is 23.78 mmhg at 25 °c .) what mass of hydrogen gas is collected? answer in appropriate significant figures
Answers: 3
You know the right answer?
Please help!! ASAP, thanks
...
Questions
question
Mathematics, 02.03.2021 16:40
question
Mathematics, 02.03.2021 16:40
question
Spanish, 02.03.2021 16:40
question
Mathematics, 02.03.2021 16:40
question
Arts, 02.03.2021 16:40
Questions on the website: 13722363