Questions by Ahmed Amin Shahin

Questions by Ahmed Amin Shahin

A compound contains 12.8% C, 2.1% H, and 85.1% Br (by mass). Calculate the empirical formula and the molecular formula of this compound, given that the molar mass is 188 g/mol.

asked Sep 22, 2021

2 answers

3 votes

121k views

Suppose you are evaluating two mutually exclusive projects, A and B. Project A costs $350 and has cash flows of $250 and $250 in the next 2 years, respectively. B costs $300 and generates cash flows of

asked Jun 1, 2021

1 answer

3 votes

154k views

HE:LPPPPPPPPPPPPPPPPPPPPPPPP

asked May 20, 2021

2 answers

4 votes

40.4k views

How can taking risks lead you to success?

asked May 11, 2021

2 answers

3 votes

70.5k views

Pls help asapp picture attached If the measure of angle 1 is 110 degrees and the measure of angle 3 is (2 x + 10) degrees, what is the value of x?

asked Feb 15, 2021

2 answers

2 votes

31.8k views

Why have wetlands been destroyed in the past? Cite two reasons from the article.

asked Jan 8, 2021

1 answer

4 votes

34.4k views

The main function of the rough endoplasmic reticulum is the production of

asked Apr 17, 2020

2 answers

3 votes

200k views

Witch device uses AC current to operate

asked Mar 4, 2020

1 answer

2 votes

165k views

ANOTHER ONE PLEASE.......HELP ME....

asked Feb 13, 2020

2 answers

0 votes

74.7k views

If 3n is an even number which of the following is odd number 3n-1 3n-2 3n+2n 3n+2

asked Jun 22, 2019

2 answers

5 votes

135k views

In many states trailers with a gross vehicle weight rating of 1500 pounds or greater is required by law to have what equipment

asked Nov 19, 2018

1 answer

0 votes

216k views

If the second harmonic of a certain string is 42 Hz, what is the fundamental frequency of the string? 21 Hz 42 Hz 84 Hz 126 Hz

asked Oct 2, 2018

1 answer

5 votes

183k views

Use heredity in a sentence

asked Jun 2, 2018

2 answers

5 votes

11.3k views

Q.17 Select the correct numerical form of this number written in scientific notation. 1.2 × 10^4 0.00012 120,000 12,000 1,200

asked May 24, 2018

2 answers

0 votes

156k views

What was the government like while Alexander The Great was King?

asked May 23, 2017

1 answer

0 votes

121k views

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