Questions by David Barrows

Questions by David Barrows

Two cars are involved in a crash (no one was hurt in the accident). If the total momentum is 4120 kg. M/s after the collision, what is the total momentum before the collision? A. 0 kg • m/s B. 8240 kg

asked May 18, 2023

1 answer

9 votes

18.9k views

Which of the following is a solution of x^2-10x=-36

asked Apr 12, 2023

1 answer

1 vote

69.4k views

I need help on question c plsss anyone

asked Dec 13, 2022

1 answer

1 vote

81.2k views

Some female butterflies lay their eggs in clusters. If one kind of butterfly lays 12 eggs at a time and another kind lays 18 eggs at a time, how many eggs would 8 of each kind of butterfly lay? a 96 eggs

asked Oct 28, 2022

1 answer

14 votes

19.6k views

\huge \underbrace \mathfrak \red {Question: } ❥How can an acid be diluted?

asked Sep 24, 2022

2 answers

2 votes

224k views

Which two elements most commonly affect the mood of the story?

asked Sep 10, 2022

1 answer

2 votes

116k views

David uses 1/4 bag of potting soil to plant 6 tomato plants. If he uses the same amount of potting soil for each plant, what fraction of the bag of potting soil will each plant get? 1/24 24 2/3 1 1/2

asked Jul 5, 2022

1 answer

3 votes

183k views

A chemist prepares a solution of silver perchlorate (Agcio) by measuring out 0.91 kg of silver perchlorate into a 400 ml. volumetric flask and filling the flask to the mark with water Calculate the concentration

asked Apr 18, 2022

1 answer

3 votes

88.9k views

PLEASE ANSWER 1. What motivated the United States to build the Panama Canal? (5 sentences +) 2. How did World War I impact minorities in the war and on the homefront? (5 sentences +)

asked Feb 17, 2022

1 answer

0 votes

68.0k views

A 0.01 significance level is being used to test a correlation between two variables. If the linear correlation coefficient r is found to be 0.591 and the critical values are r 0.590, what can you conclude?

asked Sep 19, 2021

1 answer

1 vote

115k views

Why does pressure change in this way? Select all that apply. Kinetic energies of molecules increase. Speeds of molecules increase. Number of collisions per second increase.

asked Sep 15, 2021

2 answers

4 votes

188k views

Order them largest to smallest: chromosome, nucleotide, phosphate, gene, carbon atom, genome

asked Mar 17, 2021

2 answers

3 votes

229k views

I REALLY REALLY NEED HELP DUE NOW!!!!! Which answer determines the energy the reactant molecules must achieve for a reaction to occur? average kinetic energy of products activation energy difference between

asked Jan 10, 2021

2 answers

4 votes

211k views

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