Chemistry, 28.02.2021 01:00 student0724
PLEASE IM IN A TEST A piece of lithium was weighed on a balance reading to 3 decimal places. The mass recorded was 0.120 g. It was then added to 50 cm 3of water in a beaker (in excess). Calculate the maximum volume of hydrogen, in cm 3, which would be formed at a temperature of 20°C and a pressure of 1.0 × 10 5Pa.
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Chemistry, 22.06.2019 12:00
Give the set of reactants (including an alkyl halide and a nucleophile) that could be used to synthesize the following ether: draw the molecules on the canvas by choosing buttons from the tools (for bonds and charges), atoms, and templates toolbars, including charges where needed. ch3ch2och2ch2chch3 | ch3
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Which of the following describes a compound? (hint: carbon and oxygen bo a. a piece of pure carbon, containing only carbon atoms b. oxygen gas surrounding a solid piece of carbon c. a substance made of two oxygen atoms for each carbon atom carbon and oxygen atoms mixed without being bonded together
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Chemistry, 22.06.2019 18:30
Asample of hydrated tin (ii) chloride (sncl2) has a mass of 4.90 g. when it is dehydrated, it has a mass of 4.10 g. which is the correct chemical formula for the hydrate? sncl2•2h2o sncl2•4h2o sncl2•6h2o
Answers: 2
PLEASE IM IN A TEST
A piece of lithium was weighed on a balance reading to 3 decimal places. The ma...
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