Join fast
please mark ans as a
...
Answers: 1
Chemistry, 22.06.2019 19:00
What information does a complete ionic equation give that the balanced equation doesn’t show?
Answers: 1
Chemistry, 23.06.2019 12:30
Question 1 (true/false worth 4 points) (03.06 lc) an induced dipole occurs when a molecule's moving electrons are briefly more concentrated in one place than another, causing the molecule to become temporarily polarized. true false
Answers: 2
Chemistry, 23.06.2019 13:00
How long could you survive without electricity? what parts of your life would be affected by loss of electricity? should you prepare for an electricity outage, and if so, how would you prepare? what backup system could your family or community install to generate limited amounts of electricity during an outage? how does this system create an electric force field and generate electric current?
Answers: 2
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
Chemistry, 18.10.2019 22:30
Mathematics, 18.10.2019 22:30
Mathematics, 18.10.2019 22:30
English, 18.10.2019 22:30
History, 18.10.2019 22:30
History, 18.10.2019 22:30
Computers and Technology, 18.10.2019 22:30
Business, 18.10.2019 22:30
Mathematics, 18.10.2019 22:30
Biology, 18.10.2019 22:30
Physics, 18.10.2019 22:30
English, 18.10.2019 22:30
Mathematics, 18.10.2019 22:30
Biology, 18.10.2019 22:30
Social Studies, 18.10.2019 22:30