百度试题 结果1 题目摩尔浓度计算 calulate the molarity of a solution that has 2.3 moles dissolved in 4.6 liters total 相关知识点: 试题来源: 解析 2.3mol/4.6L=0.5mol/L 反馈 收藏
Use: Be used as catalytic agent in polyolefin industry and intermediate in the production of organic compounds. Technical Index: No. Test item Index 1 performance transparent liquid 2 aluminum (Wt%) 20.2~21.5 3 chlorine (Wt%) 55.0~56.2 4 chlorine/aluminum(m...
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Log In Sign Up Subjects Science Chemistry Gas constant A 1.19 mol sample of xenon gas at a temperature of 10.0 degrees C is found to occupy a volume of...Question:A 1.19 mol sample of xenon gas at a temperature o...
What volume in milliliters of 0.0200 M Ca(OH)_2 is required to neutralize 100.0 mL of 0.0800 M HCl? (Hint: What is the balanced equation for this reaction?) If I made a 4.97 M solution with 2.16 mL of solute,...
Answer and Explanation:1 Consider the equation below for solving the volume, {eq}\left( \dfrac{1 \ \textrm{L}}{1.61 \textrm{mol}} \right)(\textrm{Molar} \ \textrm{mass})(47.4...
Answer to: Consider 2NO(g) + O2(g) to 2NO2(g). If 9.0 L of NO is combined with excess O2 at STP, what is the volume, in liters, of the NO2...
Answer to: What volume (in milliliters) of 0.496 M aqueous ammonia, NH_3, could be made from 17.6 mL of concentrated aqueous ammonia (15.0 M) By...
Wine is approximately 12% ethanol (CH3CH2OH) by volume. Ethanol has a molar mass of 46.06 g/mol and a density 0.789 g/ml. How many moles of ethanol are present in a 750-ml bottle of wine? What volume of 95.0% alcohol by mass ethanol should be used to...
How many L (liters) are in 0.978 gal? a) 0.231 b) 4.13 c) 3.70 d) 3.91 e) 0.258 Liquid Volumes: The SI unit of volume is the {eq}m^3{/eq}. The volume of liquids is also measured in liters, gallons, etc. The one cubic meter liquid is equal to {eq}10^...