Chemistry, 28.01.2020 05:31 WhiteWinterRose
Consider the following reaction: 2ch3oh > 2ch4+o2 delta h= +252.8kj. calculate the amount of heat transferred when 22.0g of ch3oh(g) is decomposed by this reaction at constant pressure. include units
Answers: 2
Chemistry, 22.06.2019 15:00
Large helium-filled balloons are used to lift scientific equipment to high altitudes. what is the pressure inside such a balloon if it starts out at sea level with a temperature of 10.0ºc and rises to an altitude where its volume is twenty times the original volume and its temperature is – 50.0ºc ?
Answers: 2
Chemistry, 22.06.2019 21:30
How many oxygen atoms are there in 3.15 moles of hcl manganese (iv) oxide, mno2
Answers: 2
Chemistry, 23.06.2019 01:30
At a certain temperature the rate of this reaction is first order in hi with a rate constant of : 0.0632s2hig=h2g+i2g suppose a vessel contains hi at a concentration of 1.28m . calculate how long it takes for the concentration of hi to decrease to 17.0% of its initial value. you may assume no other reaction is important. round your answer to 2 significant digits.
Answers: 1
Consider the following reaction: 2ch3oh > 2ch4+o2 delta h= +252.8kj. calculate the amount of he...
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