Answers by Athulpraj
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Answers by Athulpraj

Answers by Athulpraj
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A chemist prepares hydrogen fluoride by means of the following reaction: CaF2 + H2SO4 --> CaSO4 + 2HF The chemist uses 11 g of CaF2 and an excess of H2SO4, and the reaction produces 2.2 g of HF. (a) Calculate
answered Sep 12, 2021
4 votes
161k views
When nitrogen dioxide (NO2) gas from car exhaust combines with water in the air, it forms nitrogen oxide and nitric acid (HNO3), which causes acid rain, and nitrogen oxide. Balanced eqjation: (NO); 3NO2(g)
answered Aug 18, 2021
2 votes
35.3k views
How did Salvador Dali combine dreams and reality in the persistence of memory???
answered Aug 6, 2021
3 votes
158k views
Help help please I’m begging
answered Jul 11, 2021
4 votes
10.3k views
In the human body blood as a tissue. The job of the blood is to bring nutrients in oxygen to the different parts of the body and remove any waste or harmful toxins. Which of the statements below would
answered Jul 4, 2021
5 votes
216k views
A shirt originally cost $46.25, but it is on sale for $37.00. What is the percentage decrease of the price of the shirt? If necessary, round to the nearest percent.
answered May 24, 2021
4 votes
153k views
4. What happens to the sun's rays as they radiate towards the earth?
answered Apr 7, 2021
6 votes
219k views
4x - y = -26 -2x + 3y = 13
answered Apr 2, 2021
1 vote
129k views
Please need help thank
answered Mar 4, 2021
4 votes
132k views
Find the area of the circle r=3 ft 28.26 ft2, 9.42 ft2, 18.84 ft2, 7.07 ft2, 113.04 ft2
answered Feb 28, 2021
5 votes
40.1k views
Find the domain and range for the function graphed below ​
answered Feb 17, 2021
5 votes
182k views
A DNA molecule produced by combining DNA from different sources is known as...?
answered Jan 21, 2021
5 votes
205k views
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