Questions by Alex Klibisz

Questions by Alex Klibisz

Biologists use ball-and-stick models to study complex molecules by representing atoms with balls and bonds with sticks. DNA is a biological molecule that contains millions of atoms. What is a limitation

asked Feb 13, 2021

1 answer

2 votes

175k views

Please I need some answers

asked Jan 12, 2021

2 answers

3 votes

4.7k views

1. The following equation is derived from Newton's Second Law of Motion. A body of mass has a Force of 20 N/s and an acceleration of 50 m/s2. What's the mass of the object? A. 0.8 kg B. 0.5 kg C. 0.4 kg

asked Oct 10, 2020

1 answer

0 votes

204k views

Winnie wrote the following riddle: I am a number between 60 and 100. My ones digit is two less than my tens digit. I am a prime number. What number does Winnie's riddle describe?

asked Sep 20, 2020

2 answers

5 votes

168k views

Do not answer pls thank you

asked Sep 1, 2020

2 answers

4 votes

166k views

Based on the song twelfth song of thunder what might a member of the navajo Nation find beautiful

asked Jul 20, 2020

2 answers

3 votes

203k views

Dolomite is a mixed carbonate of calcium and magnesium. Calcium and magnesium carbonates both decompose upon heating to produce the metal oxides (MgO and CaO) and carbon dioxide (CO2). If 4.84 g of residue

asked May 22, 2020

1 answer

0 votes

23.8k views

I can’t remember how to do this, please help.

asked Apr 9, 2020

1 answer

0 votes

163k views

Mel has to put the greatest number of bolts and nuts in each box so each box has the same number of bolts and the same number of nuts. Should Mel use the greatest common factor or the least common multiple

asked Mar 5, 2020

1 answer

3 votes

59.8k views

I thought of a number, subtracted it from 6 1/4 , multiplied the difference by 1 2/3 and then by 2 4/5 . The result was the same as the result of division of 146 by 5 3/14 . What was my number?

asked Aug 3, 2019

1 answer

5 votes

144k views

Given -4x/7 >10 find the solution set

asked Jul 11, 2019

1 answer

4 votes

121k views

The height of a triangle is 5 m less than its base. The area of the triangle is 42 m². What is the length of the base?

asked Oct 24, 2018

2 answers

4 votes

11.6k views

how much pure acid should be mixed with 5 gallons of a 20% acid solution in order to get a 50% acid solution?

asked Dec 2, 2017

1 answer

1 vote

95.8k views

What layer of the atmosphere contains the ozone layer?

asked Feb 22, 2017

1 answer

4 votes

9.6k views

Who was W.E.B . DuBois

asked Jan 4, 2017

1 answer

3 votes

127k views

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