Questions by Frido

Questions by Frido

Mathematics, probability and chance Can somebody help me, I always thank and vote

asked May 11, 2021

2 answers

3 votes

184k views

How to do this question plz

asked Mar 1, 2021

1 answer

2 votes

190k views

Calculate the electrical double layer length for pure water at pH 7. Assume temperature is 300K, and give your answer in units of nm.

asked Feb 14, 2021

1 answer

5 votes

8.2k views

Change into affirmative. 1. Don't tell anybody. 2. I needn't do it now. 3. There was nothing left. 4. Neither of the boys will dance.

asked Jan 18, 2021

2 answers

2 votes

56.5k views

Write the quadratic equation that has roots (√3+1)/2 and (√3 -1 )/2, if its coefficient with x^2 is equal to: a) 1 b) 5 c) - 1/2 d) √3

asked Nov 3, 2020

1 answer

1 vote

83.2k views

As a whole, plants tend to release more oxygen than carbon dioxide into the environment, but the ratios of gases differ at various times of the day. Plants tend to take in more carbon dioxide during the

asked May 3, 2020

2 answers

3 votes

27.0k views

Find the solution for 30 − 5n ≤ 25. 1 n ≤ -1 2 n ≤ -11 3 n ≥ -11 4 n ≥ 1

asked Feb 22, 2020

1 answer

4 votes

110k views

What is true of carbon atoms? A)They are not found in living organisms. B)They have five valence electrons. C)They can form up to four covalent bonds. D)They do not bond with other elements.

asked Dec 5, 2019

1 answer

5 votes

170k views

A boat costs $19,200 and decreases in value by 18%. How much will the boat be worth after 5 years

asked Apr 26, 2019

1 answer

4 votes

231k views

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