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
Anton [14]
3 years ago
6

How many atoms are in 3.50 moles of calcium (Ca)?

Chemistry
2 answers:
Charra [1.4K]3 years ago
8 0
1\ mole\ --\ 6.02*10^{23}atoms\\
3.5\ moles--x\\
x=21.07*10^{23}\ atoms
Lelechka [254]3 years ago
6 0
No. of atoms = no.of moles x avagadro's constant

= 3.50 x 6.022*10^23

= 21.077 x 10 ^23
You might be interested in
What chemical is in plastic bottle and how it affect humans?
charle [14.2K]
BPA, or bisphenol A, is in most plastics and it is toxic to humans because it can bind to the estrogen hormone and greatly alter your body's natural functions from there. It can also bind to your thyroid hormone.
7 0
3 years ago
Difference between reactants and products.​
Arisa [49]

Answer:

a reactant is a substance that is at the beginning of a Chemical reaction while a product is a substance that is present at the end of a chemical reaction.in other words a reactant is a substance used up in a chemical reaction to produce something while a reactant is what is produced after a chemical reaction.

I hope this helps

5 0
3 years ago
What is the molarity of a solution that contains 1.1 moles of lithium in 0.5 liters of solution?
cluponka [151]
0.5 litres contain 1.1 moles
therefore 1 litre will have= 1*1.1/0.5
             molarity=2.2M
8 0
3 years ago
Read 2 more answers
A scientist studying an organism and has classified it as an animal which statement must be true about the organism
MakcuM [25]

Answer:

can you add the answer choices

Explanation:

8 0
2 years ago
The components of a typical Arabic thali to find out whether it is a balanced diet or not?
Serga [27]
 Arabic Thali consists of

Rice-  carbohydrates

Dal and chickpeas-Proteins

Watermelon- Vitamins

The above is composed of a balanced diet.

8 0
3 years ago
Other questions:
  • What volume (in L) of a 1.25 M
    15·1 answer
  • How many moles of atoms are in 5.00 g of 13C
    7·1 answer
  • Concentrated hydrochloric acid has a molarity of 6.0 M. How many mL of HCI must be used to make 500.0 mL of 2.0 M Hydrochloric a
    12·1 answer
  • If helium does not obey the octet rule, then why do it<br> atomsnot react?
    15·1 answer
  • train travel from hong kong to beijing it traveled at an average speed of 160 km/m in the first 4 hours. after that it traveled
    12·2 answers
  • How will you test for the gas which is liberated when hcl reacts with an active metal ?
    13·1 answer
  • How can you explain what happened?
    10·1 answer
  • For the reaction of hydrogen with iodine
    9·1 answer
  • 11. What is deceleration also called?
    6·2 answers
  • In most turbochargers, the lubricating oil comes A. from an internal engine resevoir. B. under pressure through lines in the eng
    8·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!