math
6x=-36 /6 /6 x =-6
CHEM
How many grams of magnesium chloride are needed to prepare 100ml of a 0.325 M MgCl2 solution?
CHEM
What is the molarity of potassium iodide solution prepared by adding 5.810g of KI to sufficient water to make a final solution volume of 250.0mL?
CHEM
What is the molarity of a calcium sulfate solution prepared by adding 27.89g of CaSo4 to sufficient water to make a final solution volume of 1.00L?
CHEM
How many grams of sodium chloride are required to prepare 1.00 liter of a 1.00M NaCl solution?
Algebra
4
math
9*12=108 W+(w+44)=108 2w=64 W=32. -white roses
math
X+y=54 5x+20y=780 -5(x+y=54) -5x-5y=-270 5x+20y=780 15y=510 Y=34 X=20 5(20)+20(34)=780 Five dollars bills = 20
Algebra 1- Math
2x-3y =-3 -1(3x-3y=18) 2x-3y=-3 + -3x+3y=-18 (add two equations) -x = -21 x = 21 2(21)-3y =-3 42-3y=-3 -3y=-45 y=15
math
A man sells a nut mixture consisting of 1/3 pecans and 2/3 cashews. Pecans cost 3 times as much as cashews. if a pund of the mixture costs him $0.40, how much did he pay for a pond of cashews? a pound of pecans?
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