Questions by AndreyNik

Questions by AndreyNik

An atom with 4 protons, 5 neutrons, and 4 electrons has an atomic mass of _____ amu. (place a whole number)

asked Aug 17, 2020

2 answers

1 vote

75.0k views

Calculate the mass of oxygen (in mg) dissolved in a 5.00 L bucket of water exposed to a pressure of 1.13 atm of air. Assume the mole fraction of oxygen in air to be 0.21 and the Henry's law constant for

asked Aug 15, 2020

1 answer

4 votes

99.1k views

Please help! Super urgent!!

asked Jul 7, 2020

1 answer

3 votes

108k views

Two stable isotopes of nitrogen exist. One isotope has a mass number of 14 (14N) and the other has a mass number of 15 (15N). How many neutrons does each of these isotopes have?

asked May 13, 2020

1 answer

5 votes

215k views

Background information: Wilson was a Democrat, and he failed to win Republican support for the League. Read this passage about Republican opposition. Which of these best matches the type of foreign policy

asked May 21, 2019

2 answers

2 votes

36.9k views

1. Solve: -3x + 1 = 7 2. 5x - 23 = 72 3. -34 = b/2 - 23 4. (1/3) y - 7 = 3 5. -2t - 13 = -3

asked Apr 24, 2019

1 answer

0 votes

5.7k views

How are instantaneous speed and average speed related for an object with constant speed?

asked Sep 12, 2018

2 answers

3 votes

231k views

Ubehebe crater in Death Valley has a diameter of a little more than 1/2 mile. If latisha walks around it's rim at a rate of 2 miles per hour, about how long will it take her to walk all the way around

asked Jul 13, 2018

2 answers

3 votes

146k views

What is angle IAK using the information provided?

asked Aug 25, 2017

2 answers

3 votes

234k views

Sara has to pay $10.75 a month for gym membership but will be billed yearly.how much will she pay in 5 1/2 years.

asked Jul 14, 2017

2 answers

3 votes

47.4k views

How does Newton's law work? Give an example of the formula in a word problem. please help

asked Jul 8, 2017

1 answer

5 votes

43.7k views

To hold office as President of the United States, a person must meet all of the constitutional requirements below except which one? a. 35 years of age or older b. born in the United States c. resided in

asked Apr 11, 2016

1 answer

3 votes

116k views

A _______ neither terminates nor repeats.

asked Feb 27, 2016

2 answers

1 vote

59.7k views

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