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There are __________ naturally occuring elements. a.71 b.92 c.103 d.112
answered
Dec 19, 2018
Chemistry
high-school
4
votes
213k
views
When a system performs work on the surroundings, the work is reported with a negative sign.
answered
Dec 11, 2018
Chemistry
college
3
votes
4.8k
views
The Serapis was a ___________war ship that John Paul Jones captured. a. American b. British c. German d. African
answered
Aug 28, 2018
History
college
5
votes
206k
views
Evaluate the expression for x = 4, y = 1: x + 12 y + 3
answered
Apr 22, 2018
Mathematics
high-school
0
votes
76.6k
views
An old movie poster used a quote "In space, no one can hear you scream!" Why this is true or not true
answered
Sep 21, 2017
Physics
high-school
3
votes
89.4k
views
He and his friends 83 + 1/6 write this amount as a decimal
answered
Mar 30, 2017
Mathematics
middle-school
0
votes
154k
views
What is the slope and Y-intercept of y=6x+8?
answered
Jan 15, 2017
Mathematics
high-school
5
votes
27.2k
views
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