1.72g of HCl is 1.72g / 36.5g/mol=0.047mol 3.40g of SO2 is 3.40g / 64g/mol=0.053mol 1dm^3=1L 1dm3 结果一 题目 calculate the number of moles present in 1.72g of hcl 3.40g of so22.how many moles in each of the following solutions.1dm3 of 1MHCL 答案 1.72g of HCl is 1...
cExplanation: The balanced reaction tells us that for every 2 moles of , it will need 1 mole of for the reaction to proceed to completion. In other words, the mole ratio is 2: 1 . In the example, the student only used 1 mole of . Because of the 2:1 ratio, this amount of will...
The authors recommend a standardization of declarations of the contents of i. v. glucocorticoids.doi:10.1007/BF00383840Dag MoskoppChristoph HorchHansdetlef WassmannSpringer-VerlagNeurosurgical Review
If 46.8 grams of NaCl are dissolved to make 750 mL of NaCl solution, how many moles of NaCl is this? how many moles of solute particles are present in 1 ml of aqueous 0.006M Ba(OH)2 How many moles of KF are in 347 g of water in a 175 m KF solution? Which of ...
How many moles are in 6.11 grams of {eq}Ca(OH)_2 {/eq}?Number of Moles:The number of moles (n) of a substance are calculated by dividing the mass (n) of the substance by the mass of 1 mole of the substance, (that is molar mass(M)). Mathematical, expression is given below: ...
百度试题 结果1 题目How many moles of Na+ ions are in 20 mL of 0.40 mol/LNa3PO4? ( ) A. 0.0080 B. 0.024 C. 0.050 D. 0.20 相关知识点: 试题来源: 解析 B 反馈 收藏
How many moles of electrons weigh one kilogram? 01:39 How many milligrams makes one kilogram? 01:40 How many moles of electrons weigh 1 kg? 02:38 How many moles of ptoton weigh 1 Kg? 01:55 How many moles of electrons weigh one kilogram? (Mass of electron =9... 01:41 How many ...
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16 How many moles of ions are present in 30 cm^{3} of 0.025 mol dm^{3}barium hydroxide solution, B.$$ 3 a ( O H ) _ { 2 } $$(aq)?C□ A 0.00075□ B 0.00150□ C 0.00225□ D 0.00450 相关知识点: 试题来源: 解析 CC is the correct answerBecause 30x0.025/1000x30=0.00225...
The complete combustion of 0.26 moles of propane will produce how many moles of CO2? The complete combustion of 0.26 moles of propane will consume how many moles of O2? What mass of water is produced from the complete combustion of 4.1 moles of propane? What mass of w...