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Which process is a chemical change? 1.burning a match 2.boiling water 3.melting ice 4.breaking glass
answered
Mar 23, 2018
Chemistry
high-school
5
votes
170k
views
Answer the following. (A) find an angle between 0 and 360 degrees that is coterminal with -600 degrees. (B) find an angle between 0 and 2 up that is conterminal with 11pi/2.
answered
Mar 2, 2018
Mathematics
college
2
votes
43.4k
views
1. Which of the following explains why a bicycle uses the pedals as a lever to move the heavy rider along the sidewalk? A. reduces the effort force B. increases the effort force C. reduces the resistance
answered
Oct 15, 2017
Physics
high-school
6
votes
93.9k
views
Which number is a factor of 16 but not a multiple of four
answered
Apr 2, 2017
Mathematics
middle-school
6
votes
166k
views
1. Write a balanced equation for the reaction between iron and oxygen. Please help! Will medal! I am so bad with equations and I'm not sure what the answer for this is. Thank you!
answered
Jan 9, 2017
Chemistry
high-school
5
votes
119k
views
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