Questions by MarianD

Questions by MarianD

What is the mass number of an atom that contains 7 protons 11 neutrons and 7 electrons?What is the sumbol for the element?

asked Sep 21, 2024

1 answer

5 votes

168k views

Jayson buys a bag of cookies that contains 4 chocolate chip cookies, 7 peanut butter cookies, 5 sugar cookies, and 5 oatmeal cookies. What is the probability that Jaysontreaches in the bag and randomly?

asked Mar 21, 2024

1 answer

0 votes

162k views

A 35.0 - g bullet moving at 475 m/s strikes a 2.5 - kg bag of flour at rest on ice. The bullet passes through the bag and exits it at 275 m/s. How fast is the bag moving when the bullet exits? please show

asked Aug 18, 2023

1 answer

4 votes

97.2k views

Write a 5-6 sentence paragraph saying what you did last summer

asked Aug 7, 2023

1 answer

4 votes

67.0k views

A trapezoid has an area of 139.8 square yards. One base is 7 yards long. The height measures 12 yards. What is the length of the other base? PLS ASAP

asked Mar 28, 2023

2 answers

5 votes

10.8k views

72 is what percent of 45

asked Jan 3, 2023

1 answer

23 votes

81.8k views

Anyone help I’m in class and I need someone to help me pleaseee

asked Oct 3, 2022

1 answer

3 votes

11.3k views

What does the slope of a velocity-time graph reveal about an objects motion

asked Aug 3, 2022

2 answers

3 votes

61.8k views

A. Consider the following neutral electron configurations in which n has a constant value. Which configuration would belong to the element with the most negative electron affinity, Eea? 1. 2s2 2. 2s2 2p2

asked Aug 1, 2022

1 answer

5 votes

57.7k views

State four reason why knowing the entry requirement is important

asked May 10, 2022

1 answer

4 votes

108k views

HELP PLEASE I ONLY HAVE A FEW MINS

asked Dec 6, 2021

1 answer

3 votes

166k views

Calculate the volume, in liters and to the hundredths place, of a stock solution that has a concentration of 0.235 M Ca(NO3)2 and when diluted to a 0.872 L becomes 0.18 M Ca(NO3)2.

asked Nov 15, 2021

2 answers

1 vote

202k views

Cuáles son algunos aspectos importantes de los valores y la vida familiar en la sociedad del habla hispana?

asked Oct 24, 2021

1 answer

3 votes

80.7k views

Test the null hypothesis Upper H 0 : (mu 1 minus mu 2 )equals 0H0: μ1−μ2=0 versus the alternative hypothesis Upper H Subscript a Baseline : (mu 1 minus mu 2 )not equals 0Ha: μ1−μ2≠0. Give the significance

asked Jun 21, 2021

1 answer

0 votes

24.5k views

When carla loocked out the schoo parkin lot she noticed that of evry 2 mini vant s there were 5 other tipes of vehicules if there are 161 in the park how many of them or not minivams

asked Apr 21, 2021

2 answers

2 votes

66.9k views

Which of the following is not a direct proportion? A. y=3x B. y=45x C. y=72x D. y=2

asked Jan 28, 2021

1 answer

3 votes

106k views

Andy received a 25% discount on the book he bought at the book sale if he paid 17.40 what was the original price for the book

asked Aug 28, 2020

1 answer

5 votes

69.5k views

On a trip, eat lightly to avoid: a.Rest stops b.Distraction c.Drowsiness d.Exiting

asked Jul 24, 2020

2 answers

2 votes

71.7k views

The density of water at 4ºC is 1.00 x 103 kg/m3. What is water's density at 82ºC? Assume that the water's coefficient of volume expansion is constant. Enter your answer in kg/m3, without units, to the

asked May 14, 2020

1 answer

0 votes

68.5k views

What is the answer in simplest terms.

asked Feb 25, 2020

1 answer

1 vote

134k views

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