1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
faust18 [17]
3 years ago
10

B. How many atoms are in 2.15 moles of water?

Chemistry
1 answer:
finlep [7]3 years ago
7 0

Answer:

1.29*10^{24} mol

Explanation:

For this problem, you will have to convert moles to atoms.  Use Avogadro's number.

2.15 mol=\frac{6.022*10^{23} atoms}{1 mol}

You might be interested in
Plz help it’s due very soon
Setler79 [48]

Answer:

192g

Explanation:

so for this find out there moles of CH4 by moles=mass/mr

48/16=3 then use molar ratio 1:2 so times it by 2 which is 6 moles. then uses mass =moles*mr so 6*32=192g is the answer hope this helps to understand.

5 0
3 years ago
Read 2 more answers
What will happen if you weighed out a quantity of beans
Ostrovityanka [42]

Answer:

When we weigh beans in this mass ratio, we must obtain the same number of beans.Explanation:

Nothing will happen

3 0
3 years ago
Where are the protons in an atom located?
densk [106]
Protons and neutrons are found in the nucleus. They group together in the center of the atom.

The answer is D
8 0
3 years ago
1 pts
soldier1979 [14.2K]

Answer:

144 g

Explanation:

Use the mole ratio of 4 mol CO2 for every 9 mol O2 to convert from mol O2 to mol CO2. Then use the molar mass of CO2 to convert from mol of CO2 to grams of CO2.

7.34 mol O2 • (4 mol CO2 / 9 mol O2) • (44.01 g CO2 / 1 mol CO2) = 144 g CO2

5 0
3 years ago
Read 2 more answers
What is the density (in grams per milliliter) of the rectangular bar if it has a mass of 186.77 g and measures 4.26 cm in length
Alinara [238K]

Answer:

roh = 1.6x10^{-3}

Explanation:

8 0
3 years ago
Other questions:
  • The reaction betwen aluminum and iron (III) oxide can
    15·1 answer
  • When is glucose generated?!? HURRY PLEASE
    11·2 answers
  • What substances do not exist as molecules in nature?
    14·2 answers
  • In the reaction 2H2O (1)+ 2Cl^- (aq)= H2(g)+Cl2 (g)+ 2OH^-(aq), which substance is reduced?
    9·1 answer
  • What is the amount of energy that holds the protons and neutrons together in the nucleus?
    6·1 answer
  • a gas mixture containing hydrogen, oxygen, and nitrogen has a total pressure of 840 torr. if p hydrogen = 320 torr and p oxygen
    5·1 answer
  • Compound X has the same molecular formula as butane but has a different boiling point and melting point. What can be concluded a
    8·1 answer
  • According to kinetic molecular theory, collisions between gas particles in a sample of an ideal gas 1. increase the energy conte
    15·2 answers
  • What is the answer??????? will mark brainliestt!!!!!!!!!!!!
    14·2 answers
  • NEED HELP PLSS:(
    9·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!