Answers by Amir Rahnama
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Answers by Amir Rahnama

Answers by Amir Rahnama
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The mass of a carbon atom is 1.994 × 10-23 grams. The mass of a hydrogen atom is 1.67 × 10-24 grams. What is the difference of their masses? 0.324 × 10-24 grams 1.827 × 10-23 grams 1.827 × 10-24 grams
answered Nov 15, 2018
3 votes
125k views
Read the excerpt below and answer the question. “Oh, my Lord!” cried Marjorie in desperation. “You little nut! Girls like you are responsible for all the tiresome colorless marriages; all those ghastly
answered Sep 27, 2018
3 votes
106k views
Explain why we can infer that the universal common ancestor of all life on earth was unicellular heterotrophic
answered Sep 7, 2018
7 votes
165k views
"seeking social support is an example of which coping strategy"
answered May 29, 2018
4 votes
91.9k views
one of the students wants to make a tabletop shaped like a right triangle the tabletop will have the same area as the tabletop shown what are the set of possible lengths for the sides of the tabletop that
answered Apr 20, 2018
3 votes
203k views
I do not know the answer to this question! 6y = 144
answered Mar 5, 2018
4 votes
76.6k views
Which organism appeared on Earth first? gastropods horn corals brachiopods crinoids
answered Jan 16, 2018
3 votes
56.4k views
__________ carries carcinogens into the lungs
answered Jan 14, 2018
0 votes
35.8k views
What is es ist 15 celsius ?
answered Nov 26, 2017
5 votes
56.2k views
Identify each of the following as a representative element or a transition element: A) Lithium B) Platinum C) Promethium D) Carbon
answered Jun 27, 2017
3 votes
133k views
How do you make slime?
answered Apr 22, 2017
3 votes
185k views
Anais bought 3 1/2 yards of ribbon. She had 2 feet 10 inches of ribbon left after trimming some curtains. How many inches of ribbon did Anais use to trim the curtains?
answered Mar 28, 2017
5 votes
138k views
Complete these equations for the ionization of an Arrhenius acid or base in water. Include the states of the products. 1.) HI(aq) 2.) LiOH(s)
answered Mar 10, 2017
0 votes
169k views
What is a combination of substances that are combined physically but not chemically
answered Jun 1, 2016
2 votes
30.7k views
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