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11. How many grams of solid KOH are needed to prepare 250.0 mL of 0.205 M...
How many grams of solid KCl are needed to prepare 250.0 mL of 0.235 M solution?
How many grams of magnesium sulfate are needed to make 250.0 mL of a 0.250 M solution? my response was a wrong answer 7.5 grams 0.250M *(250mL* 1L/1000mL)= 0.0625 0.0625* 120.4 g/mol (MgSO4)= 7.525 7.5 grams
Calculate: References 1pr a. How many grams of solid AgNO, will be needed to prepare 350. ml. of a 0.0500 M solution? 1 pt g 1 pt b. How many grams of vitamin C (CeHgOe) would be contained in 25.0 ml, of a 1.00 M solution? 1 pt 1 pt c. How many moles of HCl is contained in 300. mL of a S.0 M solution? 1 pt mol 1 pt Submit Answer Try Another Version 10 item attempts remaining...
How many grams of KOH are needed to neutralize 14.5 mL of 0.18 M HCl in stomach acid?
How many grams of solid sodium acetate should be added to 1.00 L of a 0.205 M acetic acid solution to prepare a buffer with a pH of 3.838 ? grams sodium acetate =
How many grams of KOH are present in 38.0 mL of a 5.96 M KOH solution? ?g
Question 6 of 13 How many grams of precipitate are formed when 250.0 mL of 0.100 M ZnCl2 is mixed with excess KOH in the following chemical reaction? ZnCl2 (aq) 2 KOH (aq) 2 KCI (aq) Zn (OH)2 (s) + 3 4 5 6 C 7 +/- 0 x 10 1
Calculate the number of grams of solid Tris-base (121.1 g/mol) required to prepare 250.0 mL of a 50.0 mM solution. Calculate the number of milliliters of 5 M NaCl required to prepare 875.0 mL of a 25 mM NaCl solution.
How many grams of the solute NaCl are dissolved in 250.0 mL of a 12.5 % (m/v) NaCl solution? A. 31.3 g B. 20.0 g C. 3.13 g D. 12.5 g
How many grams of Na2CO3 (FW = 106) are needed to prepare: a) 250 mL of 6.0 M solution b) 250 g of a 10% solution