How many kilocalories of energy does it take to melt
To obtain water each day a bird in the winter eats 5.00g of snowat 0 degree C. How many kilocalories of energy does it take to melt the snow and warm the liquid to the body temperature of the bird at40 degree C ??
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A 8.00 kg shell at rest explodes into two fragments, one with a mass of 1.00 kg and the other with a mass of 7.00 kg. If the heavier fragment gains 140 J of kinetic energy from the explosion, how much kinetic energy does the lighter one gain?
The label on liquid Gaviscon states that each tablespoon (15mL) contains 95 mg of aluminum hydroxide and 412 mg of magnesiumcarbonate. How many moles of hydronium ion can be neutralized by one tablespoon of Gaviscon?
Plot the thickness of the plastic insulation as a function of the heat transfer up to and slightly beyond where it helps then hurts the heat transfer from the ball.
The pump volumetric flow rate is 2 x 10-3 m3/s at 300 K. A. Determine the head loss associated with the pump if the inlet pressure is 90 kPa and the outlet pressure is 300 kPa.
There is no friction between crate 1 and the table. What is the acceleration of m1? what is the tension in the portion of the rope between the pulley and m1? What is the tension in the portion of the rope between the pulley and m2?
If gear rack B is stationary, while the 25-kg gear rack C is subjected to a horizontal force of P=150 N, determine the speed of C after the gear's center O has moved to the right a distance of 0.3 m, starting from rest.
A bowl contains 18 candies 6 are green 12 are blue suppose you took 2 pieces of candy without looking. Find the probability that each color is represented if previously drawn candy is replace and is not replaced.
Indicate the signs of the electrodes.D.) Do the electrons flow from the Zinc electrode to thenickel electrode or from the nickel to the zinc?E.) In which direction do the cations and the anions migrate through the solution.
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