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Select all the correct answers. Which actions show that mixing or separating occurred? purifying water with a carbon filter a soda fizzing when its cap is opened a metal mixed with a very small amount
answered
Mar 12, 2020
Physics
middle-school
4
votes
148k
views
Gregory baker was a 20-year-old african american man who was brought to the emergency room (er) by the campus police of the university from which he had been suspended several months earlier. the police
answered
Sep 11, 2019
Social Studies
high-school
6
votes
50.9k
views
Solve for x. Show each step of the solution. 2.5(10 – x) + 21 = 84 – 3.5(3x + 20)
answered
Aug 19, 2019
Mathematics
middle-school
4
votes
126k
views
Suppose the salinity of surface ocean water is high in a particular place. What might you infer about the area’s rates of evaporation?
answered
Jul 27, 2019
Spanish
middle-school
4
votes
39.5k
views
How is energy associated with food stored? a. potential energy in chemical form b. kinetic energy in chemical form c. potential energy in mechanical form d. kinetic energy in mechanical form
answered
Jun 7, 2019
Chemistry
middle-school
3
votes
76.9k
views
Is the hormone produced by the adrenal gland that increases heart rate and respiratory rate in response to physical and mental stress
answered
May 6, 2019
Health
high-school
5
votes
222k
views
If there are 520 grams of radioactive material with a half-life of 12 hours, how much of the radioactive material will be left after 72 hours? Is the radioactive decay modeled by a linear function or an
answered
Apr 10, 2019
Mathematics
high-school
5
votes
24.5k
views
What is destiny in spanish
answered
Dec 15, 2018
Spanish
middle-school
3
votes
89.3k
views
Write the abbreviations for a. Fifteen degrees below zero Fahrenheit b. Seventy-eight degrees below zero Celsius c. Twenty-five degrees Celsius d. One hundred ninety-nine degrees Fahrenheit
answered
Nov 30, 2018
Mathematics
high-school
2
votes
169k
views
What is the value of n in the equation –(2n + 4) + 6 = –9 + 4(2n + 1)?
answered
Nov 29, 2018
Mathematics
college
5
votes
89.1k
views
Which is a solution for the following system of inequalities { x>3 { x+y=0 A. (4,0) B. (0,4) C. (2,-2) D. (4,-5)
answered
Aug 2, 2018
Mathematics
middle-school
7
votes
167k
views
Which economic thinker is correctly matched to the type of economy he supported
answered
Jun 18, 2018
History
middle-school
2
votes
210k
views
the mean score of a mathematics placement exam is 125 with a standard deviation of 12.51. those who score i the bottom 20% are required to take a remedial course. assuming the data are not normally distributed,
answered
May 31, 2018
Mathematics
college
2
votes
107k
views
Factor completely 9x4y − 6x3y2 + 3x2y3.
answered
Mar 23, 2018
Mathematics
middle-school
6
votes
113k
views
On Monday Charlie earned $16 for 2 hours of babysitting. Getting paid the same rate he earned $40 for babysitting on Saturday How many hours did Charlie babysit on Saturday?
answered
Nov 8, 2017
Mathematics
middle-school
1
vote
204k
views
Write a clear problem statement plus the objective of your project on poor service delivery
answered
Oct 19, 2017
Social Studies
high-school
3
votes
51.0k
views
How does HIV harm the body?
answered
Jul 26, 2017
Health
high-school
4
votes
76.1k
views
Three functions are given below: f(x), g(x), and h(x). Explain how to find the axis of symmetry for each function and rank the functions based on their axis of symmetry (from smallest to largest).
answered
Jul 15, 2017
Mathematics
high-school
4
votes
47.3k
views
Is 0.83 equal to 83 over 100
answered
Feb 10, 2016
Mathematics
middle-school
5
votes
137k
views
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