e. (15 points) How many grams of PCls contain the same amount of chlorine as 117g...
How many grams of Na are required to react completely with 75.0 grams of chlorine? Na +Cl2---> 2NaCl
> Question 16 of 28 How many grams of chlorine gas are needed to make 6.90 x 10° g of a solution that is 1.60 ppm chlorine by mass? g Cl mass: help contact us about us privacy policy careers terms of use 3:19 P 11/17/20
2. You have 15 grams of Chlorine gas. Calculate how many moles of Chlorine you have (hint: look up the chemical formula for Chlorine)
How many grams of phosphorus, P, would contain the same number of atoms as 207.2 g of lead, Pb? mass: mass: g
3. How many grams of sodium and chlorine are there in 30 g of sodium chloride (table salt) Naci? Na-235 CI-35. 5g
How many moles of Na and Cl2 are required to make 585 grams of NaCl? _________ mol Na _________mol Cl2
3. Yapor pressure lowering a) How many grams of sucrose must be added to 430 g of water to lower the vapor pressure 1.4 mm Hg at 25 "C? The vapor pressure of water at 25 °C is 23.8 mm Hg, and the molar mass of sucrose is 342.3 g/mol. (5.1 x 10 g b) How many grams of NaCl must be added to the same amount of water as in part a) to lower the vapor pressure the same...
A physiological saline solution contains 164 mEq/L of each of Na+ and Cl". How many grams of each of Nat and Cl' are in 1.5 L of the saline solution? Underline final and answers and show work.
4. Consider the chemical equation for the synthesis of sodium chloride. (0.5 points per blank) 2Na (s) + Cl2 (g) -----> 2NaCl(g) How many moles of NaCl can be formed from 2 moles of Na and 1 mole of Cl2? ______mol NaCl If you have 8 moles of Na and 5 moles of Cl2, how many moles of NaCl could be produced? Which reactant limits the amount of product? ________ mol NaCl __________ is the limiting reactant. How many moles...
3a. How many grams of sucrose must be added to 430g of water to lower the vapor pressure 1.4mmHg at 25C? The vapor pressure of water at 25C is 233.8 mmHg and molar mass is 342.3 g/mol 3. Vapor pressure lowering a) How many grams of sucrose must be added to 430 R of water to lower the vapor pressure 1.4 mm Hg at 25 °C? The vapor pressure of water at 25°C is 23.8 mm Hg and the molar...