Chemistry, 21.10.2020 01:01 HottheadAnthony7234
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Question: What is the subatomic composition of technetium-100 (Z = 43), if a cation of Tc has lost three electrons?
i need to find the protons, neutrons, and electrons. :((
Answers: 1
Chemistry, 22.06.2019 00:30
Used the balanced equation 2h2+ o2 - -> 2h2o. if you have 7.2 grams of o2 , how many grams of h2o can you produce ?
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Chemistry, 22.06.2019 04:00
Tin has ten stable isotopes. the heaviest, 124sn, makes up 5.80% of naturally occuring tin atoms. how many atoms of 124sn are present in 82.0 g of naturally occurring tin? what is the total mass of the 124sn atoms in this sample?
Answers: 3
Chemistry, 22.06.2019 18:00
How many moles of oxygen gas are produced from the decomposition of six moles of potassium chlorate
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Question: What is the subatomic composition of technetium-1...
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