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
Morgarella [4.7K]
3 years ago
12

Which particle affects the mass number of an atom?

Chemistry
1 answer:
inessss [21]3 years ago
5 0
The number of neutrons is variable, resulting in isotopes, which are different forms of the same atom that vary only in the number of neutrons they possess. Together, the number of protons and the number of neutrons determine an element's mass number.
You might be interested in
Which kind of plate boundary created the Mid-Atlantic Ridge or the chain of volcanoes underneath Atlantic Ocean?
Natali [406]

Answer:

Divergent plate boundary

Explanation:

7 0
4 years ago
For an ideal gas, evaluate the volume occupied by 0.3 mole of gas.
Serhud [2]

Answer:

V=0.3×22.4=6.72 liters hope this helps

8 0
3 years ago
Please help I will give brainliest!
Fiesta28 [93]

Answer:

b, H2O(s) r H2O(g)

Explanation:

entropy is heat, so increase in heat would mean water gets evaporated or melted, or both in this case. so the only choice above that showed increase in heat is from solid(ice) to gas(water vaper) due to increase in heat in the reaction.

7 0
3 years ago
How many parents are needed to produce a baby tiger?
marysya [2.9K]

Answer:

Only 2

Explanation:

3 0
3 years ago
Can you identify a chemical only by knowing its physical properties?
amid [387]

Answer:

Any characteristic that can be determined without changing the substance's chemical identity. chemical property: Any characteristic that can be determined only by changing a substance's molecular structure

Explanation:

4 0
3 years ago
Other questions:
  • You’re at the zoo and have a big red 1.80 L helium balloon. The barometric pressure today is 785 mmHg. Then you hear the roar of
    10·2 answers
  • What is the reason why an investigation is planned
    15·1 answer
  • 9. An atom's electron configuration is shown here. How many electrons are in
    12·1 answer
  • A solution is prepared by adding 0.10 mole of Ni(NH3)6Cl2 to 0.50 L of 3.0 M NH3. Calculate [Ni(NH3)62 ] and [Ni2 ] in this solu
    14·1 answer
  • Which event would be impossible to explain by using John Dalton’s model of the atom?
    12·2 answers
  • summer school is over, and I'm feeling self-destructive. Take all of my points and have a good night. 3/3
    6·2 answers
  • 7.62 x 10^23 molecules of CO2 are contained in a tire. How large is the tire (in liters)?​
    7·1 answer
  • What does the cell theory state? Answer F All organisms are composed of a nucleus G All prokaryotes are composed of multiple cel
    9·1 answer
  • Osmosis is a type of diffusion
    11·2 answers
  • DO NOT TROLL AND ANSWER WITHOUT THE CORRECT ANSWER! I EXPECT THE CORRECT ANSWER NOT A TROLL SO IF YOU DONT HAVE THE ANSWER DO NO
    10·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!