Questions by Nrjohnstone

Questions by Nrjohnstone

A 3.6g sample of Colorado oil shale is burned in a bomb calorimeter, causing the temperature of the calorimeter to increase by 5.0°C. The calorimeter contains 1.00 kg of water (heat capacity of H₂O = 4.

asked Aug 12, 2024

1 answer

1 vote

107k views

Which grid would cause the launched positively charged particle to match the gray path?

asked Jun 14, 2024

1 answer

4 votes

140k views

Which elements or substances do you think are the most important for life as we know it? (Hint: What are the molecules that make up cells made of?)

asked Oct 23, 2023

1 answer

4 votes

9.6k views

What is the least two common multiplication 2 and 5

asked Oct 11, 2023

1 answer

3 votes

34.9k views

How do you say “it is at 1:45pm” in Spanish?

asked Jul 14, 2023

1 answer

1 vote

230k views

If a=-3 find the value of

asked May 4, 2023

1 answer

16 votes

39.6k views

How do animals get the nitrogen they need? о A. Through photosynthesis B. By eating plants O C. By breathing D. Through cellular respiration

asked Mar 6, 2023

1 answer

1 vote

38.4k views

Biotic potential increases a population's ability to survive. Which of the following would be considered a factor for biotic potential? A. generalized niche B. low reproductive rate C. small food supply

asked Dec 18, 2022

2 answers

8 votes

93.0k views

Two boys work to earn money Brendon earns $72 in 6 hours mowing lawns. Casey earns $80 in 8 hours pet sitting One week the boys worked the same number of hours. the difference in their earnings that week

asked Nov 6, 2022

1 answer

0 votes

178k views

A^(2) + B^(2) = ?

asked Oct 6, 2022

1 answer

5 votes

83.1k views

1. Why do geological activities such as earthquake, volcanism and mountain formation happen to be confined on certain places around the globe?

asked May 8, 2022

1 answer

0 votes

54.0k views

it takes two painters five hours to finish painting a house how long would it take to finish painting your house if they were 20 painters working at the same time

asked Feb 20, 2022

1 answer

23 votes

120k views

I’m stuck on this question can you help me and the society

asked Feb 18, 2022

1 answer

0 votes

171k views

Ayesha, Laurel, Gemma, Reid, Emma, Gita, and Maas write their names on small pieces of paper and put them into a hat. A name is pulled from the hat without looking. Use a fraction to describe the theoretical

asked Feb 16, 2022

1 answer

3 votes

187k views

What does the simile tell us about the poet's thoughts and emotions at he listens to the piano music? By D.H Lawrence

asked Jan 28, 2022

1 answer

4 votes

97.1k views

Should I get my nose pierced??

asked Jan 26, 2022

2 answers

1 vote

92.2k views

Ralph conducted an experiment to study the effect of temperature change on the heart rate of Daphnia, transparent aquatic invertebrates commonly known as water fleas. Ralph heated three different beakers

asked Oct 23, 2021

1 answer

0 votes

118k views

All of the following statements referring to the uterine cycle are true except ________.

asked Sep 24, 2021

1 answer

1 vote

54.2k views

5 oraciones coordinantes con distintos nexos y 5 subordinantes

asked Sep 13, 2021

1 answer

1 vote

91.4k views

Cultures are described as:_______a. biological influences on human behavior. b. traditions of an economic nature that impact the spending habits of people. c. influences of parenting and custom that impact

asked Sep 11, 2021

1 answer

2 votes

93.4k views

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