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Calculate how many grams of iron can be made from 16.5 grams of iron(III) oxide if hydrogen gas is in excess.How many grams of
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2. asked by Ayesha
3. 295 views
The DNA in a human cell weighs approximately 2.0 x 10-12 grams. Calculate how many cells you would need to use to isolate 1 mg
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2. asked by Luna
3. 2,050 views
Li4(CO3)2+ 2 H2O +2 CO2 → 4 LiHCO3What is the mass in grams produced of LiHCO3? The initial amounts of reactants are still:
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2. asked by zeiguh lee
3. 586 views
How would you prepare 455 g of aqueous solution that is 6.50% sodium sulfate Na2SO4 by mass?percent by mass = grams/100 g
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2. asked by Lauren
3. 2,130 views
is this the right anser? for this problem please let me know thankscalculate the amount of heat in kilojoules released when 50
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2. asked by Joshua
3. 758 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
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2. 53 views
If 12.50 grams of Pb(NO3)2 are reacted with 3.18 grams Nacl in a "typical double displacement" reaction, please calculate the
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2. asked by Larissa
3. 617 views
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. 116 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
3. 56 views
Solve Calculate the grams of carbon of 77.7 g of propane?
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2. asked by Corshaney
3. 1,687 views