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Use the ratio 1,000 grams

I am a student in the ninth grade and I need help with the following problems because I do not understand how to do them. I
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Use the ratio 1,000 grams = 1 kilogram. How many grams are equal to 2.75 kilograms?(1 point)Use the ratio 1 liter is equal to
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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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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
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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
1. 1 answer
2. asked by hudson
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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
1. 1 answer
2. asked by d
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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
1. 1 answer
2. 50 views