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∙ 11y ago4,54 L of CO2 have 0,204 moles.
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∙ 7y agoWiki User
∙ 11y ago5.6 moles
A 1 mole glucose solution means that there would be 1 mol/liter. There is only .075 liters, so there is only .075 moles present. .075 moles in 400 milliliters is a .075 to .4 ratio. By expanding the ratio, it is found that there are .1875 moles to 1 liter, making the final concentration 0.1875 M.
First convert mL to liters. So .05L. We know that we have .400 moles/liter, so multiply .05L*.400 mol/L and the L cancels out, leaving us with .02 moles.
For this you need the atomic (molecular) mass of Al2O3. Take the number of grams and divide it by the atomic mass. Multiply by one mole for units to cancel. Al2O3= 102 grams408 grams Al / (102 grams) = 4.00 moles Al
I assume you mean 7.25 M KOH, but the process is the same anyway.Molarity = moles of solute/Liters of solution ( 400 ml = 0.4 Liters )7.25 M KOH = X moles KOH/0.4 Liters= 2.9 moles KOH (56.108 grams/1 mole KOH)= 163 grams potassium hydroxide needed===============================
There are about 28.5 grams in an ounce. 400 mg is 0.4 grams. Do the math!
.400 moles
400 grams of nickel sulphate (anhydrous) is equivalent to 2,58 moles.
The answer is 2,4 moles.
400 g of calcium cabonate is equal to 3,996 moles.
The answer is 0,16 moles.
A 1 mole glucose solution means that there would be 1 mol/liter. There is only .075 liters, so there is only .075 moles present. .075 moles in 400 milliliters is a .075 to .4 ratio. By expanding the ratio, it is found that there are .1875 moles to 1 liter, making the final concentration 0.1875 M.
First convert mL to liters. So .05L. We know that we have .400 moles/liter, so multiply .05L*.400 mol/L and the L cancels out, leaving us with .02 moles.
For this you need the atomic (molecular) mass of Al2O3. Take the number of grams and divide it by the atomic mass. Multiply by one mole for units to cancel. Al2O3= 102 grams408 grams Al / (102 grams) = 4.00 moles Al
400 days
So you want 0.04M but you have 400ml, not a litre. 0.04/1000*400 is 0.016 moles wanted. 0.016*40 (molecular weight) is 0.64g
400
At present, 1 U.S. dollar = 48.6641686 Indian rupeeshence,400 USD = 48.6641686 x 400 = 19465.66744Also, an easy way to convert currency is through Google. (see related links)