Question

The number of molecules in 1.0 mole of H2O is the same as in one mole of O2.

True
False

Answer 1

True

Answer 2

true

Answer 3

thank u!

Answer 4

A mole is a certain number of things, like 'a dozen'.

Answer 5

what is this one


Given the chemical equation, predict the ΔSsystem for this change. O2 (g) O2 (aq)

+ΔS
-ΔS

Answer 6

whats the chemical equation given?

Answer 7

that's all that was given

Answer 8

+ΔS

Answer 9

thank u

Answer 10

If a chemist wants to make 1.3 L of 0.25 M solution of KOH by diluting a stock solution of 0.675 M KOH, how many milliliters of the stock solution would the chemist need to use?

480 mL
2.0 x 102 mL
3.5 x 103 mL

Answer 11

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