Chemistry, 29.01.2021 21:50 nataliatf3062
Question 2
The star 61 Cygni, in the constellation Cygnus, is a little more than 11 light-years from Earth. Which of the following correctly estimates the time it
would take to reach 61 Cygni, based on speed of travel?
O
22 years traveling at twice the speed of light
O
11 years traveling at the speed of light
5.5 years traveling at half the speed of light
1.1 years traveling at one-tenth the speed of light
Answers: 3
Chemistry, 22.06.2019 19:30, simihehe
Phosphorous can form an ion called phosphide, which has the formula p3−. this ion can form an ion called phosphide, which has the formula p3−. this ion properties very similar to those of pforms when a phosphorus atom loses three protonsis called a cationcontains 18 electrons
Answers: 2
Question 2
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