Calculate the molecular formula of the hydrate
a hydrate of calcuim chloride contains 49.3% water and has a formula weight of 219g/mol calculate the molecular formula of the hydrate.
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If there is 80 billion tablets of aspirin a year that are consumed in the US. If the average tablet contains 500 mg of aspirin, how many pounds of aspirin does this consuption represent.
A solution of ethanol (C2H5OH) in water is prepared by dissolving 69.8 mL of ethanol (density = 0.79 g/cm3) in enough water to make 250.0 mL of solution. What is the molarity of the ethanol in this solution?
Which of these events, if any, could explain this result? (Assume that gas is not leaking out of the piston and that the measurements of pressure and volume are accurate.)
A space traveler weighs 545 N on earth. What will the traveler weigh on another planet whose radius is three times that of earth and whose mass is twice that of earth?
David is driving a steady 24.0m/s when he passes Tina, who is sitting in her car at rest. Tina begins to accelerate at a steady 2.70m/s^2 at the instant when David passes. How far does Tina drive before passing David?
You have 2.00 L of 1.00 M KH2PO4 solution and 1.50 L of 1.00 M K2HPO4 solution, as well as a carboy of pure distilled H20. How much 1.00 M KH2PO4 will you need to make this solution?
What is the volume occupied by 0.265mol of helium gas at a pressure of 1.28atm and a temperature of 307K?
What is the boiling point of the solution produced by adding 363 g of ethylene glycol (molar mass = 62.1 g/mol) to 1.5 kg of water? For each mole of nonvolatile solute, the boiling point of 1 kg of water is raised 0.51°C.
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Imagine you have been hired as an organizational development consultant to help create an organizational development plan/strategy for ACME Industries.
Given the readings and assignments in the course, identify and discuss three important concepts applicable to your work experience, profession
Choose a theme that you believe your current situation (i.e. school) does well in addressing continuous school improvement; share that strength
Discussion Question: Prompt: Discuss the theme of 'Compliance' v. Commitment in terms of continuous school improvement:
Is there risk that technology will over-power life as we know it? What impact will technology have on the employee-employer relationship?
explain to the top managers at 10 of your employer locations how the impact of globalization is changing the world of work.
What do you think of the Big 5 Personality Traits? First - which trait do you think most closely describes you?