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The solubility of KCl at 75oC is 51 g KCl in 100 g H2O.  If…

The solubility of KCl at 75oC is 51 g KCl in 100 g H2O.  If a solution contains 75.4 g KCl in 154 g H2O at 75oC, then it is

Published August 21, 2024
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Nuclear fusion of a He-3 nucleus and particle X releases an…

Nuclear fusion of a He-3 nucleus and particle X releases an alpha particle and a positron. Identify particle X.

Published August 21, 2024
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Which one of the following is an actinide AND a trans-uraniu…

Which one of the following is an actinide AND a trans-uranium element?

Published August 21, 2024
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Select ALL statements that apply to bases.

Select ALL statements that apply to bases.

Published August 21, 2024
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The electron configuration for the ion Br1- is 

The electron configuration for the ion Br1- is 

Published August 21, 2024
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Find the number of grams of AlCl3 that are produced when 37….

Find the number of grams of AlCl3 that are produced when 37.0 g of Al2O3 reacts according to the following equation: Al2O3  +  6 HCl  

Published August 21, 2024
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Which atom is the smallest in size (or radius)?

Which atom is the smallest in size (or radius)?

Published August 21, 2024
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Round the number 4195.76 to 4 significant figures.

Round the number 4195.76 to 4 significant figures.

Published August 21, 2024
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Which one of the following is a strong electrolyte?

Which one of the following is a strong electrolyte?

Published August 21, 2024
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The chemical formula for copper (II) phosphite is

The chemical formula for copper (II) phosphite is

Published August 21, 2024
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