Chemistry, 31.08.2019 05:30 Lakenwilliams1250
How many protons, neutrons, and electrons are there in 21 [3] 41 (5) protons=33. protons=42. protons=75. protons=45. protons=33. neutrons42. neutrons=44 neutrons=75. neutrons=75. neutrons=42, electrons=33 electrons-30 electrons=34 electrons=30 electrons=36
Answers: 1
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You have a liquid that exhibits diltancy. you want to pour it from a bottle. what should you do to the bottle before pouring
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Sum of brother and sisters age is 26. four times the brothers age is subtracted from three times the sisters age, the difference is 8. what are the ages of the brother and sister?
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Scientists are often interested in knowing the molar heat of combustion β the heat released during the combustion of one mole of a substance. use the periodic table to find molar masses. how many moles of ethanol are present in the sample?
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How many protons, neutrons, and electrons are there in 21 [3] 41 (5) protons=33. protons=42. protons...
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