Chemistry, 16.12.2020 23:20, nicolehathaway1012
Indicate the number of significant figures in each of the following.
a. this book contains more than 1000 pages.
b. A mile is about 5300 ft
c. a liter is equivalent to 1.059
d. the population of the us is approaching 3.0 Γ 10^2 million
e. a kilogram is 1000 g.
f. the Boeing 747 cruises at around 600 mi/h
Answers: 2
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Which object forms when a supergiant runs out of fuel? a red giant a black hole a white dwarf a neutron star
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Chemistry, 21.06.2019 22:20, Brooke7644
Calcium hydride (cah2) reacts with water to form hydrogen gas: cah2(s) + 2h2o(l) β ca(oh)2(aq) + 2h2(g) how many grams of cah2 are needed to generate 45.0 l of h2 gas at a pressure of 0.995 atm and a temperature of 32 Β°c?
Answers: 2
Indicate the number of significant figures in each of the following.
a. this book contains more tha...
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