(Answered) 1 a solution contains 1150 sucrose cane sugar by mass what

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1) A solution contains 11.50% sucrose (cane sugar) by mass. What mass of the solution, in grams, is needed for an application that requires 2.50kg sucrose?

2) Please see figure to answer this.The angle iron pictured here is made of steel with a density of 7.78g/cm^3. What is the mass, in grams, of this object?

3) A vinegar sample is found to have a density of 1.006g/mL and to contain 8.7% acetic acid by mass. How many grams of acetic acid are present in 1.60L of this vinegar?

4) A solution of sucrose in water is 29.9% sucrose by mass and has a density of 1.118g/mL. What mass of sucrose, in grams, is contained in 1.70L of this solution?

5) A lump of pure copper weighs 25.162gin air and 22.384g when submerged in water (d= 0.9982g/mL) at 20.0C. Suppose the copper is then rolled into a 260-cm² foil of uniform thickness. What will this thickness be, in millimeters?

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