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
Dmitriy789 [7]
3 years ago
6

Which of the following statements about water are true 1) water cover 75% of Earth 2) once water is used it can never be reused

3) only 3% of Earth’s water is fresh 4) water comprises the majority of all plants and animals.
Chemistry
2 answers:
viva [34]3 years ago
8 0
Yea I don’t know so yea
IRINA_888 [86]3 years ago
6 0

Answer:

I guess the 1st one idk

You might be interested in
A typical adult human body contains approximately 2.500 L of blood plasma. How many grams of blood plasma are in the typical adu
kirill115 [55]

Answer:

m=2.575g

Explanation:

Hello,

In this case, since the density is defined as the ratio of the mass and volume:

\rho =\frac{m}{V}

We can compute the mass of blood as follows:

m=\rho *V=1.03g/L*2.500L\\\\m=2.575g

Best regards.

7 0
3 years ago
In our simulation what did the σ (sigma) stand for?
soldier1979 [14.2K]

Answer:

C -The atomic radius

Explanation:

I took the test :)

6 0
3 years ago
Question 8 (10 points)
I am Lyosha [343]

Answer:

positively charged elctrons

4 0
3 years ago
Read 2 more answers
What are the reactants and products when butane combusts with excess oxygen? express your answer as a chemical equation. the equ
Vikki [24]
C4H10 + O2 -----> CO2 +H2O
5 0
4 years ago
What type of reaction is the decay of carbon-14
ivolga24 [154]
First order reaction ?

3 0
3 years ago
Other questions:
  • A 57.9 gram mass has a volume of 3 cm 3. What is the density of the mass?
    5·1 answer
  • Isotopes with unstable nuclei are_______and are called _______.
    5·1 answer
  • How many atoms are in Na2CrO4
    14·1 answer
  • 8. Referring to the metabolic process involving glucose, calculate the maximum number of moles of ATP that can be synthesized fr
    5·1 answer
  • Is coffee creamer an acid or base?
    9·2 answers
  • Why is melting an ice cube a reversible physical change?
    7·1 answer
  • Consider the equation: S+302 →SO3 Is this equation balanced? Why or why not?
    11·1 answer
  • The process of a liquid converting to a solid is called
    10·1 answer
  • HELP ME PLEASE!!!!! I NEED TO GET THIS RIGHT I CANT FAIL
    9·1 answer
  • Which acid/base pair will give an equivalence point that cannot be predicted solely by a general knowledge of acid and base stre
    14·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!