menu
Qammunity
Login
Register
My account
Edit my Profile
Private messages
My favorites
Ask a Question
Questions
Unanswered
Tags
Categories
Ask a Question
What is the molarity of solution that was prepared by dissolving 4.458 g of KNO3 (FW = 101.10 g/mol) in 70.0 mL of solution?
asked
Mar 17, 2019
169k
views
4
votes
What is the molarity of solution that was prepared by dissolving 4.458 g of KNO3 (FW = 101.10 g/mol) in 70.0 mL of solution?
Chemistry
middle-school
Eran Medan
asked
by
Eran Medan
8.1k
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
5
votes
n = m/M = 0.04409408 moles. c = n/V = 0.63 moles/dm3.
Leecarter
answered
Mar 22, 2019
by
Leecarter
8.6k
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
May 23, 2020
158k
views
A solution is prepared by dissolving 20 g NaOH (FW = 400 g/mol) to 255 ml of solution. If the density of the solution is 1.15 gim, what is the mass percent NaOH in the solution? 0.68% 0.78% 0.90% 6.8%
ADEpt
asked
May 23, 2020
by
ADEpt
8.3k
points
Chemistry
college
1
answer
0
votes
158k
views
asked
Sep 5, 2021
54.2k
views
A Na2CO3 standard solution is prepared by transferring 2.4817 g of primary standard-grade sodium carbonate (fw = 106 g/mol) to a 250-ml volumetric flask. Dissolving the sample in - 100 mL distilled water
Toxotes
asked
Sep 5, 2021
by
Toxotes
8.4k
points
Chemistry
college
1
answer
4
votes
54.2k
views
asked
Jan 27, 2017
19.7k
views
Calculate the vapor pressure, in mm hg, at 25c of water above a solution made by dissolving 100. g sucrose, (fw = 342.3) in 250. g of water. the vapor pressure of pure water at 25c is 23.8 mm hg.
Joe Heyming
asked
Jan 27, 2017
by
Joe Heyming
8.1k
points
Chemistry
high-school
2
answers
3
votes
19.7k
views
Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.
9.4m
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.
Why is gold preferred as a superior metal over silver and bronze?
What is the evidence of a chemical reaction when the fireworks go off
Twitter
WhatsApp
Facebook
Reddit
LinkedIn
Email
Link Copied!
Copy
Search Qammunity