How many moles of sodium chloride are in 90.0 grams of NaCl ? Just type the number: _______ moles NaCl
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How many moles of sodium chloride are in 90.0 grams of NaCl ? Just type the...
A 2.500 grams sample of a mixture of sodium carbonate (Na2CO3) and sodium chloride (NaCl) is dissolved in 25.00 mL of 0.798 M HCl (hydrochloric acid). Some acid will remain after the treatment of the sample. If 28.7 mL of 0.108 M NaOH is required to titrate the excess HCI then how many moles of sodium carbonate were present in the original sample? Hint: The moles of Na2CO3 present is equal to one- half the number of H30* moles and...
How many moles of sodium chloride is equivalent to 6.33 x 1022 NaCl "molecules" (formula units)?? Answer using 3 decimal places.
YPart A How many grams are in 2.20 mol of sodium chloride (NaCl)? Express your answer numerically in grams. View Available Hint(s) Submit Part B Correct Significant Figures Feedback: Your answer 128.5 g was either rounded different different number of significant figures than required for this part Part B How many water molecules are in a block of ice containing 1.50 mol of water (H2O)? Express the number of molecules numerically View Available Hint(s) molecules of H2O Submit
An aqueous solution of sodium chloride, NaCl, contains 2.18 grams of sodium chloride and 17.3 grams of water. The percentage by mass of sodium chloride in the solution is_______ %.
When sodium metal is added to chlorine gas, sodium chloride is produced. How many grams of sodium metal are needed to make 1.32 moles of sodium chloride?
How many mL of a 0.162 M aqueous solution of sodium chloride, NaCl, must be taken to obtain 4.55 grams of the salt?
How many milligrams per liter of sodium chloride in 0.9% NaCl? How many milliliters of sodium chloride solution is needed to prepare a 200 mg solution of drug x in 1 ml sodium chloride solution. Assume you have 2 g of drug x and they have a volume of 1mL.
#6: How many moles of sodium chloride are present in 9.29 g? How many moles of sodium are present in the sample? please show work
how many moles of sodium are there in 3.41 moles of the following compounds NaCl Na2SO4 Na3PO4 NaNO3
How many milligrams of sodium chloride are contained in 1L of 0.225% Nacl