Questions by Petranaya

Questions by Petranaya

Which of the following combinations of quantum numbers (n, l, ml, ms) do NOT represent permissible solutions of the Schrodinger equation? 6, 5, -5, ½ 6, -5, -1, ½ 8,2,2, ½ All are allowed 9, 8, -4, ½

asked May 15, 2021

2 answers

2 votes

2.4k views

A house cast a 10 foot shadow. A 5 foot boy castsa 4 foot shadow. 5 feet 10 feet 4 feet feet How tall is the house?

asked Apr 12, 2021

1 answer

5 votes

88.9k views

Leonardo wrote an equation that has an infinite number of solutions. One of the terms in Leonardo's equation is missing, as shown below. Negative (x minus 1) + 5 = 2 (x + 3) minus box

asked Apr 8, 2021

2 answers

4 votes

70.4k views

To decide cases Supreme court justices hear arguments from lawyers on either side. What happens during arguments

asked Mar 6, 2021

1 answer

0 votes

31.1k views

The phrase "she felt alone in the crowd" represents which figure of speech?

asked Aug 8, 2020

2 answers

1 vote

222k views

What happens in Russia in 1917 that led the United States to justify its involvement in the World War I as a fight for democracy?

asked Mar 23, 2020

2 answers

0 votes

50.9k views

A scientist needs 30% solution of acid. He has 4 liters of a 20% solution. How much pure acid does the scientist need to add to get the 30% solution? PLEASE ANSWER USING A TABLE AND USING ONE VARIABLE

asked Mar 22, 2020

1 answer

4 votes

60.2k views

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