What is the value of 0.8 g/mL expressed in kg/L? How does 500 mL equal 0.500 kg? How much does a 100 ml beaker weigh? What is the mass of a liquid with a density of 2.12 g/mL and a volume of 53.0 mL (to the nearest gram)?
The molar mass of a compound is the sum of the atomic mass of all atoms of the compound. The molar mass of a compound A3B2 can be mathematically expressed as follows: MA3B2 = 3MA+2MB, where: MA is the atomic mass of element A. ...
b. What mass of MnCl_2 is produced when 0.091 g of Cl_2 is generated? How many grams of which reactant remains after the reaction of 15.0 g of MnO_2 (86.9 g/mol) and 30.0 g of HCl (FW = 36.5 g/mol) according to the following chemical equation? For question...
What is the concentration of X2− in a 0.150 M solution of the diprotic acid H2X? Molarity: Molarity is a concentration unit of moles of solute per liter of solution, meaning the moles of a sample are simply the product of the molar concentration and the volume in ...
解答一 举报 An atomic weight (relative atomic mass) of an element from a specified source is the ratio of the average mass per atom of the element to 1/12 of the mass of an atom of 12C.and NA=6.02*10^23therefore ... 解析看不懂?免费查看同类题视频解析查看解答 ...
Looking for online definition of HNMR or what HNMR stands for? HNMR is listed in the World's most authoritative dictionary of abbreviations and acronyms
It is prepared by mixing concentrated hydrochloric acid (HCl) and concentrated nitric acid (HNO3) in a specific ratio. Step 2: Composition of Aqua RegiaThe typical ratio for mixing HCl and HNO3 to create aqua regia is 3:1. This means three parts of hydrochloric acid are mixed with one ...
The decisive man is calm and cool under pressure; he can make decisions ( ). A. on the fly B. mess up C. get there D. collaboration 查看完整题目与答案 Aside from the threat of physical _, the mass deployment of Al robots would have huge socio-economic impacts. A. viola...
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The density of the substance is the ratio between a specified mass of that substance and its corresponding volume. The density of a mass will work for any mass with a corresponding volume since density is specific to the substance in consideration. Densities have no unique unit ...