Chemistry, 01.10.2019 17:20 mauifrifer3986
Oxyacetylene torches produce such high temperature that they are often used to weld and cut metal. when 1.53 g of acetylene (c2h2) is burned in a bomb calorimeter with a heat capacity of 10.69 kj/k, the temperature increases from 20.486°c to 44.688°c. what is δe (in kj/mol) for this combustion reaction? enter to 0 decimal places.
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Chemistry, 21.06.2019 22:00
Which of the following statements is true about planck’s law
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Chemistry, 21.06.2019 23:30
Calculate the expected ph values of the buffer systems from the experiments (a,b,c,d), using the henderson- hasselbalch equation, ph-pka+log[a-]/[ha]. use for pka values carbonic acid= 6.37, and acetic acid= 4.75.
Answers: 2
Chemistry, 22.06.2019 12:00
In a laboratory, 1.55mg of an organic compound containing carbon, hydrogen, and oxygen is burned for analysis. this combustion resulted in the formation of 1.45mg of carbon dioxide and .89 mg of water. what is the empirical formula for this compound?
Answers: 1
Oxyacetylene torches produce such high temperature that they are often used to weld and cut metal. w...
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