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Acceleration is always in the direction of…

What is the mass of 3.4 × 1020 molecules of ethanol (C2H6O) expressed in milligrams?

Explain the purpose of tefillah and how one should conduct oneself in a manner appropriate for davening. (250 words)

Should the chazzan say the berachah of Modim out loud when the congregation is saying Modim d’Rabanan?

Which part of אשרי should be repeated if one didn’t have the correct כוונה when he recited it the first time? 

Use units to help you answer the question. If necessary, round your answer to two decimal places. Suppose water flows from a shower at a rate of 0.32 cubic feet per minute. Do you use more water by taking a 12-minute shower or by filling a bathtub with 0.4 cubic yards of water, and by how much?

The largest pizza ever made in the United States was in 1987 in Florida. The pizza measured approximately 140 feet across. What was the circumference of the pizza to the nearest foot?

Solve the problem. Round your answer to the nearest tenth unless otherwise indicated.Last week, Brian earned $345 while Lucy earned $518.  $345 is what percentage of $518?

Use units to help you answer the question. If necessary, round your answer to two decimal places. A paint mixture contains 5 gallons of base for every gallon of color. In 108 gallons of paint, how many gallons of color are there?

Decide which of the two given prices is the better deal. You can buy laundry product in a 30-ounce bottle for $6.00 or in a 24-ounce bottle for $4.08.