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How many grams of pyrazine

A 1.875 g sample of pyrazine was dissolved in 25.00g of water, producing a solution that freezes at -1.55 C. Assume the solution
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2. asked by Anonymous
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How many grams of pyrazine would have to be dissolved in 1.5kg of carbon tetrachloride to lower the freezing point by 4.4°C?
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2. asked by Ikechukwu
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2 grams of potassium (K) reacts with 5 grams of Oxygen (O). According to the Law of Conservation of Mass, how many grams of
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A scientist heats 30 grams of calcium carbonate ( CaCO3 ) in the chemical reaction shown. What is the total mass of the
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2. 117 views
A scientist heats 30 grams of calcium carbonate ( CaCO3) in the chemical reaction shown. What is the total mass of the products?
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2. asked by hi
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A scientist heats 30 grams of calcium carbonate ( CaCO3CaCO 3 ) in the chemical reaction shown. What is the total mass of the
1. 1 answer
2. 69 views
CaCO3→CO2+CaO A scientist heats 30 grams of calcium carbonate ( CaCO3 ) in the chemical reaction shown. What is the total
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2. asked by g
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2 grams of potassium (K) reacts with 5 grams of Oxygen (O). According to the Law of Conservation of Mass, how many grams of
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2. asked by hudson
3. 57 views
2 grams of potassium (K) reacts with 5 grams of Oxygen (O). According to the Law of Conservation of Mass, how many grams of
1. 1 answer
2. 122 views
2 grams of potassium (K) reacts with 5 grams of Oxygen (O). According to the Law of Conservation of Mass, how many grams of
1. 1 answer
2. 210 views