Chemistry, 26.08.2019 18:30 lanipooh01
For the 1-hour average value, a city reports 0.17 ppm ozone. the permissible limit is 0.12 ppm ozone. by what amount in ppm does the report value exceed the permissible limit? this exceeded amount is what percentage of the permissible level?
Answers: 3
Chemistry, 22.06.2019 12:00
Give the set of reactants (including an alkyl halide and a nucleophile) that could be used to synthesize the following ether: draw the molecules on the canvas by choosing buttons from the tools (for bonds and charges), atoms, and templates toolbars, including charges where needed. ch3ch2och2ch2chch3 | ch3
Answers: 1
Chemistry, 22.06.2019 12:30
In france, grapes are 1.95 euros per kilogram. what is the cost of grapes, in dollars per pound, if the exchange rate is 1.14 dollars/euro? (2.6)
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Chemistry, 22.06.2019 14:30
Is a pencil falling to the floor anon contact force, a force, or a contact force
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Chemistry, 23.06.2019 03:00
You have a sample of a metal, the sample is exactly 6.02 x 1023atom, if the sample has a mass 55.85 what metal is your sample made of?
Answers: 2
For the 1-hour average value, a city reports 0.17 ppm ozone. the permissible limit is 0.12 ppm ozone...
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