how many moles are there in 25.0 grams of kmno4?
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How many grams KMnO4 in 1 mol? The answer is 158.033949. We assume you are converting between grams KMnO4 and mole. You can view more details on each measurement unit: molecular weight of KMnO4 or mol This compound is also known as Potassium Permanganate.
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You can view more details on each measurement unit: molecular weight of KCl or grams This compound is also known as Potassium Chloride. The SI base unit for amount of substance is the mole. 1 mole is equal to 1 moles KCl, or 74.5513 grams.
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1 mole of water weighs equal to the molecular mass of water. Thus the amount of present in 0.25 mole of it​ is 4.5 grams.
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1 mole of carbon-12 has 6.02 x 1023 atoms. Second, you need to know how many moles there are in 20 grams of carbon-12. One mole of anything is the same number of grams as the molecular mass. Since the molecular mass of carbon-12 is 12, there are 12 grams in 1 mole of it, and therefore 20/12 = 5/3 moles in 20 grams.
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We assume you are converting between moles NO2 and gram. You can view more details on each measurement unit: molecular weight of NO2 or grams This compound is also known as Nitrogen Dioxide. The SI base unit for amount of substance is the mole. 1 mole is equal to 1 moles NO2, or 46.0055 grams.
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* The empirical formula would be CO₂ * E What is the empirical formula of a compound that is 25.9% nitrogen and 74.1% oxygen? 74.19 0 x 74.1g ox Imole Togo = 4.63 mo 10/1.85 = 2.5 moles 0x2=5 molest .
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How many moles of O atoms do you have when you have 1.20 x 1024 N2O5 molecules? I Nzo5 11.
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Answer Expert Verified The molar mass of N2O5 is 108 g/mol. 1296g of N2O5 has 1296 / 108 = 12 moles. 1 mole contains 6.022 x 10^23 molecules.
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Calculate he number of moles you have by taking the Mass / molar mass. if you have 1000 grams ; then 1,000 g / 151.001 g/mol = X g moles. Then multiply by Avogadros # = 6.022140857 × 10^23 molecules per g mole. The result is the # of molecules of MnSO4.
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The answer is 0.03700230968417. We assume you are converting between moles HCN and gram. You can view more details on each measurement unit: molecular weight of HCN or grams The SI base unit for amount of substance is the mole. 1 mole is equal to 1 moles HCN, or 27.02534 grams.
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The answer is 0.031251171918947. We assume you are converting between moles O2 and gram. You can view more details on each measurement unit: molecular weight of O2 or grams The SI base unit for amount of substance is the mole. 1 mole is equal to 1 moles O2, or 31.9988 grams.
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Worked Example: moles = mass ÷ molar mass (n=m/M) Calculate the amount of oxygen gas, O2, in moles present in 124.5 g of oxygen gas.
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then 0.925g = 0.925/74 = 0.0125 moles. then... in 1 mole there are 2 moles of H.
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5 grams of NaOH is added to 250mL of M/4 NaOH solution (density=1.05 g/cm³).
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Answer: There are 2.77 moles of hydrogen in 25 g of water.
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One mole of U238 ( 6.022 X 10^23 atoms) is 238 grams; one mole of U235 is 235 grams.
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You can view more details on each measurement unit: molecular weight of CCl4 or grams This compound is also known as Carbon Tetrachloride. The SI base unit for amount of substance is the mole. 1 mole is equal to 1 moles CCl4, or 153.8227 grams.