Chemistry, 13.03.2021 06:30 therealpr1metime45

1. How many molecules are in 5.00 moles of H 2 O? 2. How many moles are in 5.30 X 10 23 molecules of H 2 O?

3. How many molecules are in 0.750 moles of H 2 ?

4. How many atoms are in 2.00 moles of He?

5. How many atoms are in 1.50 moles of Hg?

6. How many molecules (molecules) are in 2.50 moles of O 2 ?

7. How many atoms are in 8.250 moles of Rb?

8. How many moles are in 6.91 X 10 22 atoms of He?

9. How many moles are in 4.23 X 10 50 molecules of H 2 ?

10. How many moles are in 3.25 X 10 25 atoms of Au?

11. How many moles are in 2.14 X 10 35 molecules of O 2 ?

12. How many moles are in 1.11 X 10 20 molecules of CH 4 ?

Answers: 2

Show answers

Another question on Chemistry

Chemistry, 22.06.2019 22:40

Covalent bonds generally form when the bonded elements have a difference in electronegativity less than 1.5. subtract the electronegativities for the following pairs of elements and predict whether they form a covalent bond. electronegativity difference of c and c: ionic covalent electronegativity difference of mg and cl: ionic covalent

Answers: 1

Answer

Chemistry, 23.06.2019 01:40

Calcium carbonate decomposes at high temperatures to give calcium oxide and carbon dioxide as shown below. caco3(s) cao(s) + co2(g) the kp for this reaction is 1.16 at 800°c. a 5.00 l vessel containing 10.0 g of caco3(s) was evacuated to remove the air, sealed, and then heated to 800°c. ignoring the volume occupied by the solid, what will be the mass of the solid in the vessel once equilibrium is reached?

Answers: 1

Answer

Chemistry, 23.06.2019 05:00

Which of the following describes qualitative data? a) recording the temperature of a solid as it is warmed. b) noting the color of a solution as it is heated. c) measuring the volume of an object by water displacement. d) taking the mass of an object using a balance.

Answers: 2

Answer

Chemistry, 23.06.2019 05:30

If c + di is a point on the circle, then | c + di |=

Answers: 2

Answer

You know the right answer?

1. How many molecules are in 5.00 moles of H 2 O? 2. How many moles are in 5.30 X 10 23 molecules o...

Questions