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A solution of 49.0% H2SO4 by mass has a density of 1.39 g cm−3 at 293 K. A 22.6 cm3 sample of this solution is mixed with enough water to increase the volume of the solution to 88.5 cm3 . Find the molarity
answered Mar 6, 2021
1 vote
170k views
Higgins Middle School hosted a mathematics competition. The algebraic proof below was given. Fill in the missing reason. Math
answered Jan 18, 2021
7 votes
164k views
13. The air, soil, and most foods and beverages are examples of? A. elements B. compounds C. pure substances D. mixtures
answered Dec 30, 2020
2 votes
1.1k views
In industry: most scientific discoveries are made useful products are made scientific principles are invented
answered Nov 7, 2020
2 votes
105k views
Solve for v. -27= -3v .Simplify your answer as much as possible.
answered Apr 7, 2020
1 vote
114k views
PLEASE ANSWER QUICK!!!!!!!!!!!!!!!!!!!! 15 POINTS THANK YOU A sporting goods store reduced its priced on all skateboards by 25%. If the original price of a skateboard was $68.00, what was the discounted
answered Mar 18, 2020
1 vote
25.2k views
You measure the pressure at 10 feet in a column of water and determine it to be 43.36 lbs/in. What would this measurement be in N/m2? 18.2 N/m2 299,034 N/m2 ) 187,334 N/m2 19.9 N/m 2
answered Feb 19, 2020
7 votes
199k views
An objects speed is 2.40 m/s, and its momentum is 120.0 kg m/s. what is the mass of the object?
answered Nov 16, 2019
5 votes
152k views
Given: Circle A externally tangent to Circle B. Which of the following best describes the relationship between line r and am ?
answered Sep 8, 2019
7 votes
156k views
How is momentum conserved is a Newton's cradle when one steel ball hits the other
answered Aug 13, 2019
3 votes
27.3k views
What is plagiarism 1.forgetting to place citation 2. Not using quotations around quite
answered Apr 21, 2019
2 votes
111k views
Which type of writing is best illustrated in a Venn diagram?
answered Apr 8, 2019
2 votes
120k views
Which artistic work did Niccolò Machiavelli contribute to the Renaissance? A.The Florence Cathedral B.The book The Prince C.The painting The Last Supper D.The sculpture David
answered Oct 4, 2018
0 votes
45.2k views
The first step in the oil production process which disturbes natural environments and may result in oil spills is
answered Aug 20, 2018
2 votes
55.7k views
Can you tell how many cubes are in the model?
answered Aug 5, 2018
4 votes
98.3k views
Kim designed an experiment to show how heat can be transferred from one place to another. The steps of the experiment are shown below. Coat one end of an iron rod with wax. Dip the other end of the iron
answered Jul 6, 2018
2 votes
103k views
On the first play, the football team lost 6 yards. On the second play, the team lost 5 yards. What was their total change in yards?
answered Nov 27, 2017
3 votes
81.6k views
Slow-twitch muscles are small in diameter and contract slowly. a. True b. False
answered Mar 11, 2017
2 votes
142k views
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