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Sodium is a very reactive metal that reacts with water to pr…

Sodium is a very reactive metal that reacts with water to produce sodium hydroxide and hydrogen gas. If 12.6 g of sodium reacts with excess water how much hydrogen gas (in grams) can be produced? 

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For the following hypothetical reaction how much heat is rel…

For the following hypothetical reaction how much heat is released in kilojoules (kJ) if 210.0 g of propanol (C3H7OH ) is added to excess oxygen?   

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Answer the following questions about what happens when hydro…

Answer the following questions about what happens when hydrobromic acid (HBr) and calcium hydroxide (Ca(OH)2) react.   

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Determine if the following are a strong electrolyte, weak el…

Determine if the following are a strong electrolyte, weak electrolyte, or not an electrolyte.  Potassium hydroxide (KOH) [1] Lactic acid (C3H6O3) [2] Methanol (CH3OH) [3]

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Which of the following radiation type will cause pyrimidine…

Which of the following radiation type will cause pyrimidine dimers to occur?

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A lab has a stock solution of 5.50 M hydrochloric acid. A sc…

A lab has a stock solution of 5.50 M hydrochloric acid. A scientist needs 0.500 L of 0.410 M hydrochloric acid, how many milliliters of the stock solution does the scientist need to use? 

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What is the oxidation number on the sulfur atom in the polya…

What is the oxidation number on the sulfur atom in the polyatomic ion sulfate (SO42-)? 

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Passive aggressive tactics to express conflict without engag…

Passive aggressive tactics to express conflict without engaging in it openly

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Power that comes from an individual’s role or title

Power that comes from an individual’s role or title

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If 42.0 mL of 0.631 M lead (II) nitrate, (Pb(NO3)2), is reac…

If 42.0 mL of 0.631 M lead (II) nitrate, (Pb(NO3)2), is reacted with excess potassium chloride, (KCl), how many grams of lead (II) chloride (PbCl2) will be produced? 

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