Chemistry, 19.01.2021 23:50 airbenderjermai
An atom has 24 protons, 22 electrons, and 28 neutrons. What is the IONIC CHARGE of the atom? * please help
Answers: 3
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Why is soap used to remove grease? a. its nonpolar end dissolves the grease. b. it makes the water bond with the grease. c. it chemically bonds with the grease. d. its polar end dissolves the grease.correct answer for apex - a, its nonpolar end dissolves the grease.
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Given the following at 25c calculate delta hf for hcn (g) at 25c. 2nh3 (g) +3o2 (g) + 2ch4 (g) > 2hcn (g) + 6h2o (g) delta h rxn= -870.8 kj. delta hf=-80.3 kj/mol for nh3 (g), -74.6 kj/mol for ch4, and -241.8 kj/mol for h2o (g)
Answers: 1
An atom has 24 protons, 22 electrons, and 28 neutrons. What is the IONIC CHARGE of the atom? * pleas...
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