What is the volume you would use
25 mL of an unknown vinegar solution is diluted with 225 mL of water. 50 mL of this mixed solution is put into another beaker and diluted with 50 mL of water. In order to figure out the molarity, what is the volume you would use?
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A graduated cylinder was filled to 25mls with liquid. Then a solid object weighing 73.5 grams was immersed in the liquid, raising the liquid level to 43.9 mls. What is the density of the object?
Suppose there are 15 candidates for 3 positions at a community foster care facility, There are three shifts (first, second, and third shift). One position is for the 1st shift supervisor; another position is for the 2nd shift supervisor; and the f
Calculate how much a 8.8 m slab of steel will expand if heated from 59 °C to 183 °C. The coefficient of thermal expansion for steel is 11×10 ^-6 1/(deg text(C)). Express your answer in m, cm, & in. 1 in = 2.54 cm.
Suppose each of the numbers 1, 2, 3, 4, 5, 6, 7, 8, 9, and 10 is written on a separate poker chip and placed in a hat. If one of the chips is randomly selected, determine the probability that the chip selected will contain an odd number or a numbe
A person stands on a scale in an elevator. As the elevator starts, the scale has a constant reading of 586 N. As the elevator later stops, the scale reading is 400 N. Assume the magnitude of the acceleration is the same during starting and stoppi
On New York's Verrazano Narrows bridge, traffic accidents occur as a mean rate of 1.0 crash per day. Let X be the number of crashes in a given day. What is the probability of at least one crash per week?
A space explorer is moving through space far from any planet or star. He notices a large rock, taken as a specimen from an alien planet, floating around the cabin of the ship. Should he push it gently or should he kick it toward the storage compar
Why was it necessaryto wash the crude methylcyclohexenes with aqueous sodium bicarbonate solution? List the manipulations where mechanical loss of productcould have occured.
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