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
Ronch [10]
3 years ago
13

Zirconium has an atomic number of 40 and an atomic mass of 91. How many neutrons does it have?

Biology
1 answer:
Natali [406]3 years ago
7 0
Subtract the atomic number from the atomic mass to get the neutrons 
You might be interested in
A low mass star that converts helium to carbon is a
kotykmax [81]

Answer:

 I believe it's a Core-fusion star.

Explanation:

8 0
3 years ago
When a wave is refracted,
fgiga [73]

Answer:

dis Question tripin

Explanation:

8 0
3 years ago
The equations represent chemical reactions that take place in living organisms.Which reaction releases the greatest amount of en
pav-90 [236]

Answer:

second one

Explanation:

the second one is aerobic respiration which creates alot of energy

4 0
3 years ago
In order for geothermal energy to be produced efficiently, the geology of the area needs high subsurface _______
ehidna [41]

Answer:

D. Temperature

plz mark me as brainliest

8 0
2 years ago
Read 2 more answers
Urban development increases demand for _________, especially after large storms or floods. Many islands are formed from underwat
Bezzdna [24]

Answer:

1. seawalls

2. volcanic

3. mass wasting

4. ocean basin

5. erosion

Explanation:

6. Reefs form from volcanic activity on an island in the ocean. This initially forms a fringing reef, but sea level rise can cause the reef to lie farther out from the island, forming a barrier reef. If the island ever subsides below sea level, the reef is called an atoll.

4 0
2 years ago
Read 2 more answers
Other questions:
  • WILL GIVE BRAINLIEST PLEASE HELP
    15·2 answers
  • Which of the following is he greatest distance?
    9·2 answers
  • Which of these is a difference between a dna and an rna molecule?
    6·1 answer
  • When walking home, a neighbor's large, aggressive dog gets loose and begins chasing you. you begin running to flee from the dog,
    5·1 answer
  • Which region of the operon does the repressor bind to?
    14·1 answer
  • What is the purpose of photosynthesis in plants
    11·2 answers
  • Functions of the roots include,___
    10·2 answers
  • What was Galileo‘s contribution to the study of motion
    11·1 answer
  • Two person who is who is heterozygous for achondroplasia is having a child with a person who is heterozygous recessive
    10·1 answer
  • Which of the following is a true statement?
    12·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!