What is the mass of 3.45 L of NO2 at STP? How many significant figures do the following have? a. 33.067 b. 0.0908 c. 1099 d. 4.0087 How many significant figures are there in the following: a)0.00123 b) 1.00468 c) 245.00 d) 24,500 e) 10.01 f) 45.6 g) 1200 h) 1200 i) 54.0...
What mass of carbon is present in 0.0354 mol of cholesterol? What are cofactors and coenzymes? What effect does lactate have on gluconeogenesis? What are the monomers and polymers of carbohydrates? Which sugars are ketoses? A.Glucose B.Fructose C.Sucrose D.Lactose E.Starch F.Water ...
What is the mass of 12.50 mL of mercury? What is the volume of a sample of mercury (density = 13.6 g/ml) which weighs 1000 g? What is the mass of 225 ml of a liquid that has a density of 0.880 g/ml? What is the mass of 36.0 mL of a liquid if its density is 2.70 g...
What is the molar mass of magnesium sulfate? What is the molar mass of ch3o? What is the molar mass of a substance? What is the molar mass of Fe(NO3)2*9H20 What is the molar mass of Fe(NO3)2? What is the mass of 2.21 mol of Na2S?
the risk of childhood AD, with pooledORsof 1.34 (95% confidence interval(CI), 1.10–1.63) and 1.10 (95%CI, 1.05–1.15) per 10 µg/m3increase, respectively. Maternal exposure to PM1, PM2.5, and NO2with a 10 µg/m3increase posed a risk for AT, with pooledORsof 1.34 (95%CI,...
小李在一旅游景区附近租下一个小店面卖纪念品和T恤，由于经营条件限制，他最多进50件T恤和30件纪念品，他至少需要T恤和纪念品40件才能维持经营，已知进货价为T恤每件36元，纪念品每件50元，现在他有2400元可进货，假设每件T恤的利润是18元，每件纪念品的利润是20元，问怎样进货才能使他的利润最大，最大利润为...
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Of the pollutants which reacted in a sensitive manner to the change in vehicle circulation, it is the NO2 that shows the most frequent exceedance of the health limits. Intentional tranquillising of the vehicle flow has considerable potential for improving the air quality. At the same time, ...
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Molar mass is the mass of one mole of a substance. We determine the molar masses from values on the periodic table. Answer and Explanation: Become a Study.com member to unlock this answer!Create your account View this answer Before we can sum all of the molar mass of the elements in ac...