menu
QAmmunity.org
Login
Register
My account
Edit my Profile
Private messages
My favorites
Ask a Question
Questions
Unanswered
Tags
Categories
Ask a Question
How many mL of a 4.50M NaBr solution are needed to make 250 mL of a 0.75M solution of NaBr?
asked
Sep 4, 2019
208k
views
5
votes
How many mL of a 4.50M NaBr solution are needed to make 250 mL of a 0.75M solution of NaBr?
Chemistry
middle-school
Yansong
asked
by
Yansong
8.0k
points
answer
comment
share this
share
0 Comments
Please
log in
or
register
to add a comment.
Please
log in
or
register
to answer this question.
1
Answer
4
votes
M1V1=M2V2
(4.50)(x)=(0.75)(250)
(4.50)(x)=187.5
x=41.67 mL
You might want to double check the formula used, but as a chem student I’m confident this is right
Senne Verhaegen
answered
Sep 10, 2019
by
Senne Verhaegen
8.2k
points
ask related question
comment
share this
0 Comments
Please
log in
or
register
to add a comment.
← Prev Question
Next Question →
Related questions
asked
Jul 1, 2024
135k
views
The length in meters of an olympic-size swimming pool is twice the width. the perimeter is 100m more than the length. find the dimensions of the pool. A. 25m, 50m B. 75m, 150m C. 50m, 100m D. 100m, 200m
Dhoni
asked
Jul 1, 2024
by
Dhoni
8.1k
points
Mathematics
high-school
1
answer
4
votes
135k
views
asked
Dec 18, 2024
135k
views
A 1.60m tall woman stands next to the eiffel tower. at this time of day, her shadow is 0.50m long. at the same time, the towers shadow is 93.75m long. How tall is the eiffel tower?
Daan Van Hulst
asked
Dec 18, 2024
by
Daan Van Hulst
8.9k
points
Physics
high-school
1
answer
2
votes
135k
views
asked
May 11, 2019
164k
views
Two cab rides cost the same amount for the same number of miles, m. Which situation can be represented by the equation 2.50 + 0.50m = 1.00 + 0.75m? a. One cab charges an initial fee of $2.50 and then $0.
Shahab Rahnama
asked
May 11, 2019
by
Shahab Rahnama
8.3k
points
Mathematics
middle-school
2
answers
1
vote
164k
views
Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.
9.5m
questions
12.2m
answers
Other Questions
Compare and contrast an electric generator and a battery??
Can someone complete the chemical reactions, or write which one do not occur, and provide tehir types? *c2h4+h2o *c3h8 + hcl *c2h2+br2 *c4h10+br2 *c3h6+br2
As an object’s temperature increases, the ____________________ at which it radiates energy increases.
What is the evidence of a chemical reaction when the fireworks go off
Which of the following statements does not describe a physical property of a piece of chalk A. Chalk is solid B.chalk can be broken into pieces C. Chalk is white D. Chalk will bubble in vinegar
Twitter
WhatsApp
Facebook
Reddit
LinkedIn
Email
Link Copied!
Copy
Search QAmmunity.org