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Which of the following statements is true? A. Calcium and potassium are good for your body. B. Most of the atmosphere is made of oxygen and helium. C. The center of an atom is made of protons and electrons.
asked
Dec 16, 2020
Chemistry
middle-school
1
answer
2
votes
156k
views
If m= 8, then evaluate 2(m+3)/11
asked
Dec 15, 2020
Mathematics
middle-school
2
answers
1
vote
160k
views
During its first year of operation Mazer Manufacturing Company produced 2,000 units of inventory and sold 1,800 units. Mazer incurred variable product cost of $4 per unit and $2,500 of fixed manufacturing
asked
Sep 24, 2020
Business
college
1
answer
5
votes
151k
views
You travel 25 meters east and then travel 48 meters south. What is your total displacement
asked
Sep 3, 2020
Physics
middle-school
1
answer
1
vote
56.1k
views
The struggle among living things to obtain the resources needed to live is called a. competition b. spontaneous generation c. metabolism d. homeostasis
asked
Jun 26, 2020
Physics
middle-school
1
answer
4
votes
87.9k
views
Is Addison has 15 fewer pieces of candy than Ronny does a expression or equation? and why
asked
Sep 6, 2019
Mathematics
high-school
2
answers
1
vote
89.3k
views
An experimental model for a suspension bridge is built in the shape of a parabolic arch. In one section, cable runs from the top of one tower down to the roadway, just touching it there, and up again to
asked
Jul 19, 2018
Mathematics
college
1
answer
5
votes
103k
views
What did many people in the North believe after the Supreme Court’s ruling in the Scott v. Sandford case? A) Slavery might become legal everywhere. B) Slavery might be banned everywhere. C) Former enslaved
asked
Mar 19, 2018
History
high-school
2
answers
0
votes
29.2k
views
The weights of bags filled by a machine are normally distributed with a standard deviation of 0.04 kilograms and a mean that can be set by the operator. at what level should the mean weight be set if it
asked
Mar 3, 2018
Mathematics
high-school
1
answer
0
votes
13.6k
views
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