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What is the molar mass of zinc metal
answered
Dec 29, 2018
Chemistry
middle-school
2
votes
41.8k
views
Where on the infant's back should the back blow be administered?
answered
Apr 17, 2018
Biology
high-school
4
votes
126k
views
2y • 3 when y = 8 this is so hard
answered
Apr 16, 2018
Mathematics
middle-school
5
votes
106k
views
The measure of one angle is thirteen less than five times the measure of another angle. The sum of the two angles is 140. Determine the measure of each angle in degrees.
answered
Mar 28, 2018
Mathematics
middle-school
1
vote
199k
views
Dustin is mixing concrete. A formula for concrete calls for 3/8 gal of water. Dustin wants to make 7/9 more concrete than the formula creates. How much water should Dustin use?Simplify your answer.
answered
Dec 6, 2017
Chemistry
high-school
6
votes
180k
views
The Columbian Exchange began in the ___ century. A.16th B.17th C.18th D.19th
answered
Oct 5, 2017
Social Studies
middle-school
6
votes
224k
views
An atom with one valence electron combines with an atom with seven valence electrons. What is likely to happen to the atom with one valence electron? A. It will share its valence electron with the other
answered
Aug 9, 2017
Physics
high-school
2
votes
154k
views
How did gas warfare change the face of combat during World War I? (5 points) Soldiers had to wear special masks to protect themselves. It replaced the use of air raids and machine guns in battle. It led
answered
Jan 10, 2017
History
high-school
6
votes
12.2k
views
What is the value of st (6r) if r = 5,s = 32, and t = 45
answered
Mar 13, 2016
Mathematics
middle-school
5
votes
121k
views
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