Chemistry, 29.04.2021 21:40 emmanuelmashao5504
How many moles of gas does it take to occupy 12 liters at a pressure of 5 atmospheres and a temperature of 40 C? (Round to 1 decimal place)
Answers: 3
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Which of the following is always a reactant in a combustion reaction? oxygen nitrogen hydrogen carbon
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Chemistry, 22.06.2019 17:30
Observation and experimentation have led many scientists to accept a theory about the origin of the universe. this theory is called the big bang theory. scientific evidence collected and observed by scientists around the world suggests that the universe is ever expanding from a hot and dense initial state. what makes this a scientific theory? (2 points)
Answers: 2
Chemistry, 22.06.2019 18:30
When the chemicals iron sulfide (fes) and hydrochloric acid (hcl) are combined, bubbles appear from the mixture. 1. does the appearance of bubbles indicate a physical or chemical change? 2. why do the bubbles indicate this change? 3. what property is this?
Answers: 1
Chemistry, 22.06.2019 19:10
Δu of , in kj/kg, as it isto k, (a)as a of , (b) at , (c) at .
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How many moles of gas does it take to occupy 12 liters at a pressure of 5 atmospheres and a temperat...
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