Questions by HichamELBSI

Questions by HichamELBSI

How can you efficiently determine the number of atoms in a sample of an element? a. First determine the mass of the sample and then convert it to the number of atoms using the molar mass of the element.

asked Sep 21, 2020

1 answer

1 vote

211k views

How much carbon is stored in the atmosphere as co2

asked Aug 6, 2020

1 answer

3 votes

208k views

How can you tell if your having depression and low self-esteem

asked Jul 11, 2020

2 answers

3 votes

224k views

The sum of three different two-digit prime numbers is 79. the largest of the numbers is 43. the difference of the other two is 10. what is the product of the three numbers

asked Nov 7, 2019

1 answer

3 votes

60.9k views

Digestion is the process of breaking down food into substances that the can use. Which of the following is a physical change that takes place during digestion? A- Bite helps break down fast B- The teeth

asked Sep 24, 2019

2 answers

1 vote

212k views

I need help figuring out what the independent variable and the dependent variable in a science project is. I'm testing what the amount of product is formed per minute by various amounts of pH levels at

asked May 16, 2019

1 answer

2 votes

142k views

Describe the relationship between organic compounds, nucleotides, RNA, and a universal genetic code.

asked Apr 8, 2019

2 answers

2 votes

208k views

Tim has a list of items that his administrative assistant needs to order for the company. he mentions them to her as he passes her desk. later, he realizes he should have sent her an email so she can refer

asked Sep 8, 2018

1 answer

4 votes

172k views

Read the following excerpt from the Ramayana of Valmiki. Which important principle of Hindu culture is represented in the passage? Making obeisance [paying honor by bowing or kneeling] to Kaikeyi, he said:

asked Aug 26, 2018

2 answers

0 votes

24.5k views

What does the doppler effect tell astronomers about the universe

asked Nov 1, 2017

1 answer

2 votes

160k views

Which of the following was a motivation for European imperialism in the late 19th century

asked Oct 16, 2017

2 answers

3 votes

170k views

What's a sentence that uses the Columbian Exchange in it?

asked Jan 2, 2017

2 answers

2 votes

92.5k views

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