Mathematics, 12.06.2020 20:57 rebecca7415
A chemist is adding pure (100%) acid to a 12 liter solution that is 15% acid in order to increase it to 49% acid. How much pure acid must she add?
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How many liters of 30% acid must be added to 10 liters of 53.66% acid in order to obtain a mixture that is 43% acid?
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Find the x-intercepts of the parabola withvertex (1,1) and y-intercept (0,-3).write your answer in this form: (x1,if necessary, round to the nearest hundredth.
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Arectangle has a width of 5 cm and a length of 10 cm. if the width is increased by 3, how does the perimeter change?
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A chemist is adding pure (100%) acid to a 12 liter solution that is 15% acid in order to increase it...
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