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A combustion reaction occurs when a substance, usually containing carbon, reacts with _______________ to produce energy in the form of heat and light.
answered
Jun 28, 2018
Chemistry
high-school
3
votes
202k
views
Many types of sea stars eat mussels and other shellfish. Suppose an oil spill causes thousands of mussels in an area to die. How will this most likely affect the area's sea star population?
answered
Jun 9, 2018
Biology
high-school
6
votes
85.0k
views
A fetal non-stress test is completed on a 36-week pregnancy. the correct code would be:
answered
Feb 22, 2018
Biology
high-school
4
votes
55.3k
views
What is 170 one tenth of
answered
Jan 26, 2018
Mathematics
middle-school
1
vote
128k
views
3x-7y=2 solve for x. Can you show how you do it?
answered
Oct 10, 2017
Mathematics
high-school
4
votes
68.1k
views
The ceramic tile company uses 32 tiles for each counter top it makes. About how many counter tops can it make from its last shipment of 1,486 tiles.
answered
Aug 12, 2017
Mathematics
middle-school
3
votes
229k
views
Which sentence does not contain any punctuation errors? a. "Watch Paul, for the shooting stars at midnight," Chris said. b. "Watch, Paul, for the shooting stars at midnight," Chris said. c. "Watch Paul
answered
May 28, 2017
English
high-school
1
vote
112k
views
How do you find the perpendicular bisector of a triangle? How do you find an equation of that segment?
answered
Dec 25, 2016
Mathematics
middle-school
2
votes
129k
views
Which energy pyramid cannot be inverted?
answered
May 30, 2016
Biology
high-school
4
votes
70.3k
views
9. The economies of the United States and Canada are A.) very different. *** B.) strongly linked. C.) dependent on tourism. D.) exactly the same.
answered
May 10, 2016
History
high-school
1
vote
96.2k
views
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