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
daser333 [38]
3 years ago
12

A runner completes a 400-meter race in 2.5 mins. What is the runner's average speed?

Chemistry
1 answer:
NNADVOKAT [17]3 years ago
8 0
The average speed is 160 meters a minute.
You might be interested in
Heterozygous- a person having two different alleles for a gene is also called
Lisa [10]

Answer:

heterozygous.

Explanation:

A genotype consisting of two different alleles of a gene for a particular trait (Aa). Individuals who are heterozygous for a trait are referred to as heterozygotes.

3 0
2 years ago
Good Afternoon all come here only for good friendship urv-ojze-yrq​
Jobisdone [24]

jelo person, all of the sudden i am not able to join

5 0
2 years ago
Read 2 more answers
What are Rhodium isotopes used for?
Lina20 [59]

Answer:

Rhodium is used to make electrical contacts, as jewelry and in catalytic converters, but is most frequently used as an alloying agent in other materials, such as platinum and palladium. These alloys are used to make such things as furnace coils, electrodes for aircraft spark plugs and laboratory crucibles.

Explanation:

4 0
3 years ago
Name the compound containing only fluorine and hydrogen.
Sonbull [250]
Hydrogen has only one electron. It has one proton of nucleus and one outter electron.
7 0
3 years ago
2. What happens to the volume of a balloon when it is taken outside on a cold winter<br> day? Why?
forsale [732]

Answer: When the air particles inside the balloon become colder, they slow down and do not hit the inside of the balloon as often, so the balloon's volume decreases.

4 0
3 years ago
Other questions:
  • As a person ages his or her levels of cardiorespiratory fitness tend to
    9·2 answers
  • Steps of scientific inquiry?
    11·2 answers
  • Supersonic flight can cause molecules on the surface of an airplane to break
    10·1 answer
  • A sample of an unknown liquid is vaporized in a flask having a volume of 298 mL at 100.0°C. The vapor has a mass = 0.687 g, and
    6·1 answer
  • Which element has higher ionization energy? chlorine or carbon
    8·1 answer
  • An element and an atom are different but related because
    5·1 answer
  • will mark brainlest 1) Now that you have studied the facts about the Severn River, you are ready to make a decision. What questi
    12·1 answer
  • If 8.50 g of phosphorus reacts with hydrogen gas at 2.00 atm in a 10.0-L container at 298 K, calculate the moles of PH3 produced
    10·1 answer
  • As the atoms of the elements from atomic
    12·1 answer
  • What is the atomic mass of Sulfur?
    11·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!