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Celina has a water sample that’s contaminated with salt and microorganisms. Which two methods could she use to purify the water?
answered
Jan 9, 2019
Physics
college
6
votes
30.1k
views
In calculating the bank discount when discounting an interest bearing note, which one of the following is not used in calculation? A. Bank discount rate B. Maturity value C. Principal proceeds D. Discount
answered
Aug 11, 2018
Business
college
3
votes
161k
views
Consider the expression 3n4 − 5n3 + 9. What is the coefficient of n3?
answered
May 17, 2018
Mathematics
high-school
3
votes
153k
views
The Democratic Republic of the Congo and the Central African Republic use ___ for their energy needs.
answered
Apr 26, 2018
Geography
college
4
votes
89.7k
views
The biosphere is the highest level of organization in the hierarchy of life on earth. Rank the levels of organization from most complex to simplest. A) ecosystems > communities > populations > organisms
answered
Mar 1, 2018
Physics
middle-school
2
votes
156k
views
When programming a universal remote, it is important to follow the step-by-step instructions. If the instructions are not followed, the remote will not program properly. Once all of the steps are followed
answered
Dec 27, 2017
English
high-school
0
votes
128k
views
What did the second continental congress create in order to defend the colonies? a. continental navy b. continental marine corps c. continental army d. continental air force
answered
Oct 16, 2017
History
high-school
5
votes
208k
views
How coulda focus on diplomacy have helped the states of Italy?
answered
Jul 5, 2017
Social Studies
middle-school
6
votes
115k
views
The effect of human activity on Earth is not important to geography. true or false
answered
Apr 21, 2017
History
high-school
4
votes
221k
views
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