Description : how many grams are in 4.5 moles of Li2O?
Last Answer : 134.1 grams
Description : Consider the oxides Li2O, CO2,B2O3. a. Which oxide would you expect to be the most basic?
Last Answer : Consider the oxides Li2O, CO2,B2O3. a. Which oxide would you expect to be the most basic? b ... acidic? c. Give the formula of an amphoteric oxide.
Description : Which is greater 1,500 centigrams or 1.5 grams?
Last Answer : Or equal.
Description : How many moles in 500 grams of radium?
Last Answer : 500 grams of radium is equal to 2,21 moles.
Description : What is 500 newtons in grams?
Last Answer : 250g
Description : The heart of a normal adult human being weighs about _____ A. 200 grams B. 300 grams C. 400 grams D. 500 grams
Last Answer : ANSWER: B
Description : A shopkeeper declares that he sells rice at the cost price. However he uses a weight of 425 grams. Instead of 500 grams, what is his percentage of profit? a) a) 16 5/6 b) 15 c) c) 20 7/23 d) 25 e) None of these
Last Answer : % profit = Loss/Actual Weight x 100 = 500 – 425/500 × 100 = 75/500 x 100 = 15% Answer: b)
Description : What is the molality of a salt solution prepared by dissolving two moles of salt in 500 grams of water?
Last Answer : ANSWER: 4