What are the characteristics of a gas?
A. no definite shape but a definite volume
B. a defini...
Chemistry, 25.02.2021 17:10 gbrbogdan9665
What are the characteristics of a gas?
A. no definite shape but a definite volume
B. a definite shape but no definite volume
C. a definite volume and definite shape
D. no definite shape or definite volume
Answers: 1
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Melissa is interested in her family tree and how her family has changed over its many generations. melissa probably more closely resembles
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How many grams of mgbr2 are needed to produce 75g or metal?
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What is the enthalpy of combustion (per mole) of c4h10 (g)? –2,657.5 kj/mol –5315.0 kj/mol –509.7 kj/mol –254.8 kj/mol
Answers: 1
Chemistry, 23.06.2019 02:50
Dumbledore decides to gives a surprise demonstration. he starts with a hydrate of na2co3 which has a mass of 4.31 g before heating. after he heats it he finds the mass of the anhydrous compound is found to be 3.22 g. he asks everyone in class to determine the integer x in the hydrate: na2co3·xh2o; you should do this also. round your answer to the nearest integ
Answers: 2
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