Answers by Dave Rosenman
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Answers by Dave Rosenman

Answers by Dave Rosenman
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Can anyone tell me the answer thanks
answered May 21, 2021
6 votes
188k views
Particles are measured in
answered May 8, 2021
2 votes
196k views
The presidents in the 1920's believed in more laissez-faire economics than the presidents of the Progressive Era. Do you agree or disagree with the move to more business-friendly/laissez-faire economics
answered May 4, 2021
4 votes
132k views
Delia had several packages of jellybeans. She opened them all and had 684 jellybeans. If each package has 76 jellybeans, how many packages of jellybeans did she open?
answered Apr 15, 2021
2 votes
90.5k views
What is -4.26 + 1.3 Please help me thanks
answered Mar 31, 2021
2 votes
212k views
A good citizen must participate in an election​
answered Mar 25, 2021
0 votes
128k views
Which elements would be expected to form a binary compound of the form XY? A- Sodium and sulfur B- magnesium and bromine C- potassium and phosphorous D- aluminum and phosphorus
answered Mar 5, 2021
3 votes
155k views
What’s the equation of this line
answered Aug 30, 2020
2 votes
114k views
Scientist can determine the age of ancient objects by a method called radiocarbon dating. The bombardment of the upper atmosphere by cosmic rays converts nitrogen to a radioactive isotope of carbon, 14C,
answered Jul 24, 2020
3 votes
128k views
The Ames test is used for detecting chemicals with carcinogenic potential. a. True b. False
answered Mar 24, 2020
3 votes
110k views
Which of following methods could be used in a scientific investigation
answered Feb 22, 2020
2 votes
60.1k views
Acetylene gas, c2h2, burns in oxygen to produce carbon dioxide and water. if 60.5 g co2 are produced when 22.6 g c2h2 react with sufficient oxygen, what is the percent yield for the reaction?
answered Feb 18, 2019
0 votes
173k views
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