Answers by Dennis Zoma
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Answers by Dennis Zoma

Answers by Dennis Zoma
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Radium has a half-life of 1,620 years. In how many years will a 1 kg sample of radium decay and reduce to 0.125 kg of radium? 1,620 years 3,240 years 4,860 years 6,480 years
answered Oct 1, 2017
1 vote
56.4k views
The cost of a long-distance telephone call is given by the function C(m) = 0.05m + 0.9 where m is the length of the call in minutes. What does the slope represent? A.)connection cost B.)cost of having
answered Jun 16, 2016
4 votes
151k views
Which two compounds have the same molecular formula but different chemical and physical properties? (1) CH3CH2Cl and CH3CH2Br (2) CH3CHCH2 and CH3CH2CH3 (3) CH3CHO and CH3COCH3 (4) CH3CH2OH and CH3OCH3
answered Feb 17, 2016
4 votes
109k views
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