Questions LLC
Login
or
Sign Up
Ask a New Question
Science
Chemistry
12. How many molecules would there be in 25 grams of H2O?
1 answer
25 g H2O x (1 mole H2O/18 g H2O) x (6.02 x 10^23 molecules/1 mol) = ?
You can
ask a new question
or
answer this question
.
Related Questions
If a mothball (C10H8) has a mass of 1.32 grams, how many naphthalene molecules does it contain?
If I'm right just multiply 1.32g
A sample of a hydrate of CuSO4 with a mass of 250 grams was heated until all the water was removed. The sample was then weighed
Hydrogen (H2) and oxygen (O2) combine to make water (H2O) in the following equation.
6H2 + 3O2 -> ?H2O How many water molecules
Hydrogen (H2) and oxygen (O2) combine to make water (H2O) in the following equation.
6H2 + 3O2 → ?H2O How many water molecules
Express each quantity as a mass in grams.
a) 3.70mol of H2O b) 8.43 x 10^23 molecules of PbO2
MnO4– + SO32– + H2O → MnO2 + SO42– + OH–
How many molecules of water (H2O) are required to balance the equation?
The solubility of KI is 50 g in 100 g of H2O at 20 ?C. If 110 grams of KI are added to 200 grams of H2O, what would happen?
A 10.0-g sample of C2H5OH is burned completely in air. How many molecules of H2O are formed?
3.92×1023 *How many grams are
How many molecules are in 2.6 grams of H2O?
Analyze the pieces of the chemical reaction.
16 grams CH4 44 grams CO2 64 grams O2 36 grams H2O Organize the reactants (what was