Chemistry, 30.11.2021 05:50 kataldaine
A gas sample has a volume of 1424 liters at STP. How many moles of gas are there in the sample?
Answers: 1
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Match the following items. 1. high-intensity bundle of energy being emitted from some decaying nuclei gamma ray 2. particle radiating from the nucleus of some atoms beta particle 3. negative particle identical to an electron but radiating from a decaying nucleus alpha particle
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Which states of matter have particles that move independently of one another with very little attraction?
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Astudent uses universal ph paper to find the ph of three solutions . solution a has a ph of 5 solution b has a ph of 11 and solution c has a ph of 7 identify which solution is acidic which solution is neutral and which solution is basic
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Awhite powder is added to a solution. the images show observations made before the powder is added, just after the powder has been added, and a little while later. (the liquid in the small beaker is phenol red solution.) what evidence shows that a chemical change has taken place?
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A gas sample has a volume of 1424 liters at STP. How many moles of gas are there in the sample?...
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