Chemistry, 07.04.2020 23:48 andrejr0330jr
Nuclear fission describes a nuclear reaction in which a heavy nucleus, such as uranium, is bombarded by neutrons causing the atom to split into two or more smaller atoms. The fission reactions take relatively little energy input to occur and do not occur in nature. Fission produces many highly radioactive particles and releases large amounts of energy. Predict the changes in the nucleus as uranium-235 is split in a nuclear reactor.
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Chemistry, 22.06.2019 06:00
According to each substances heat of fusion, which of the items below requires more heat to be added per gram of substance to go from solid to liquid? silver sulfur water lead
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Chemistry, 22.06.2019 06:30
The following reaction shows sodium carbonate reacting with calcium hydroxide. na2co3 + ca(oh)2 β naoh + caco3 how many grams of naoh are produced from 20.0 grams of na2co3? (molar mass of na = 22.989 g/mol, c = 12.01 g/mol, o = 15.999 g/mol, ca = 40.078 g/mol, h = 1.008 g/mol) 12.2 grams 15.1 grams 24.4 grams 30.2 grams
Answers: 2
Chemistry, 22.06.2019 09:30
Which ocean zone has the most abundant primary producer and why a) the abyssopelagic zone ,du to the absence of light and cold water temperatureb) the bathypelagic zone, due to the absence of light and cold water temperaturec) the mesopelagic zone ,due to uts high light availability and warm water temperature d) the epipelagic zone,due to its high light availability and warm water temperature
Answers: 3
Chemistry, 22.06.2019 15:00
Which are forms of frozen water? check all that apply. dew frost hail rain sleet
Answers: 2
Nuclear fission describes a nuclear reaction in which a heavy nucleus, such as uranium, is bombarded...
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