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
Margaret [11]
3 years ago
7

What is the initial concentration of a solution if 40.0 mL is diluted to make 720 mL of a 0.45 M solution?

Chemistry
1 answer:
charle [14.2K]3 years ago
5 0

Answer:

8.1 M

Explanation:

What is the initial concentration of a solution if 40.0 mL is diluted to make 720 mL of a 0.45 M solution?

LET Y = INITIAL CONCENTRATION

SO

Y TIMES 40/720 = 0.45 m

SO

Y= (0.45) X 720/40=

0.45 X 72/4 =

0.45 X 18 =8.1 M

You might be interested in
Can someone help me and tel me the answer pls its urgent
netineya [11]

Answer:

what do u need help with?

Explanation:

5 0
4 years ago
Read 2 more answers
To make the future development more eco-friendly and decrease water pollution from run-off, choose one of the following recommen
ELEN [110]

Answer:

construct using only recycled materials ^^

Explanation:

5 0
3 years ago
What is the difference between matter, mass, and volume?​
Serga [27]
<h2>The difference between matter, mass, and volume is that:</h2>

<u>Matter</u> is a physical substance which can be touched, seen, smelled, and sometimes heard. It comes in different states: liquid, solid, gas, and plasma.

<u>Mass</u> is the measure of how much <u>matter</u> is in an object.

<u>Volume</u> is the measure of how much space is inside of a 3D object.

7 0
3 years ago
Two forces are described below: Force 1: The force with which Earth pulls a person to its center Force 2: The pulling force appl
spin [16.1K]

Answer:

the correct answer is D

4 0
3 years ago
Read 2 more answers
Based on the chemical equation, use the drop-down menu to choose the coefficients that will balance the chemical equation:
zzz [600]

Answer:

1

1

1

1

Explanation:

the equation is balancing

4 0
3 years ago
Read 2 more answers
Other questions:
  • In which of the following atoms are valence electrons in the lowest average potential energy states?
    10·1 answer
  • Help asap!!!!!!!!!!!
    6·1 answer
  • Write a chemical equation with CuSO4 and ZN(NO3)2
    8·1 answer
  • A 38.8 gram piece of metal absorbs 181J as it temperature increases from 25.0 degree celsius to 36.0 degree celsius. What is the
    15·1 answer
  • I’ll give branliest to the best answer! Thanks!
    13·2 answers
  • Which substance has vibrating particles in regular, fixed positions
    10·2 answers
  • Does the temperature of the soil affect the ph of water?
    10·1 answer
  • What is the pH of a solution containing a 1.00 x 10−4 M solution of HCl?
    7·1 answer
  • What is the acceleration of a car moving at the same speed and in the same direction?
    5·2 answers
  • GIVING BRAINLIEST!!!
    10·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!