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
Debora [2.8K]
3 years ago
9

The chemical formula for magnesium oxide is 2MgO. The number 2 represents the number of ___.

Chemistry
1 answer:
patriot [66]3 years ago
3 0

Answer:

Magnesium oxide molecules

Explanation:

You might be interested in
Question 11 (5 points)
LenKa [72]

Answer:

False

Explanation:

On the left side of the equation (Li + O2), there is 1 Li atom and 2 O atoms.

but on thw right side of the equation (Li2O,) there is 2 Li atoms and 1 O atom

8 0
3 years ago
Steve traveled the first 7 hours of his
const2013 [10]

Answer:

64

Explanation:

Distance traveled in 2 hours = 2 * 40 = 80 m

Distance traveled in 3 hours = 3 * 80 = 240m

Total distance covered = 240 + 80 = 320m

Total time = 2 + 3 =5 h

Hence avg speed = total distance covered / total time taken

= 320/5 = 64mph

5 0
3 years ago
How many moles of Fe contains 3.41 x 1023 Fe atoms?
Liula [17]

Answer:

Explanation:

28个

8 0
3 years ago
Read 2 more answers
A decrease in the amount of a gas in a container may mean a(n) __________. increase in pressure increase in volume decrease in p
enot [183]
A decrease in the amount of gas in a container will mean a decrease in pressure.
5 0
3 years ago
PLS HELP THIS IS TIMED
hammer [34]

Answer:

the plant population over time has decreased. this could make all other organisms above the plant population numbers decrease as well.

Explanation:

4 0
2 years ago
Read 2 more answers
Other questions:
  • Why hf has higher boiling point greater than nh3
    13·1 answer
  • In which picture(s) will you find a state of matter that has particles who have more energy than liquid water?
    5·2 answers
  • The existence of discrete (quantized) energy levels in an atom may be inferred from
    13·1 answer
  • 5. What plate boundary could form a mountain chain of sedimentary rock?
    8·1 answer
  • A compound that contains both potassium and oxygen formed when potassium metal was burned in oxygen gas. the mass of the compoun
    7·2 answers
  • Angela was instructed on a test to make an analogy, or comparison, for polymers. She writes four examples of how polymers are li
    14·2 answers
  • Which of the following is not a monosaccharide?
    11·1 answer
  • Is nh4co3 soluble in water?
    14·2 answers
  • Please help asap!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
    7·1 answer
  • Write a balanced chemical equation based on the following description:
    10·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!