What weight loss whould you observe after intense heating
Suppose you had a sample containing 75.0% by weight potassium chlorate and 25.0 % inert, non-volatile material. What weight loss whould you observe after intense heating, if the original sample weighed 1.100g?
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Sappose that 25.0 mL of 0.50 M K2CrO4(aq)reacts with 15.0 mL of AgNO3(aq) completly.What mass ofNaCl is needed to react with 35.0 mL of the same AgNO3solution?
Both the hare and the tortoise cross the finish line at the exact same instant. Assume both animals, when moving, move steadily at their respective speeds. How far is the tortoise from the finish line when the hare resumes the race?
The pressure is 5 lbf/in2, and the fluid velocity is 1100 ft/s. Determine the rate of heat transfer (Btu/s) between the nozzle and the surroundings.
A 6.0-kg mass at the end of a spring vibrates 3.0 times per second with an amplitude of 0.13m. Determine (a) the velocity when it passes the equilibrium point. (b) the velocity when it is 0.10m from equilibrium.
Assume that the area of contact between an automobile tire and the road is a rectangle with dimensions 17.5 cm cross 6.5 cm. What tire pressure is needed to support a car of mass 1100 kg? What would a tire pressure gauge read in pounds per square
An atom has double-fold degenerate ground level , a non-degenerate electronically excited level at 3500 cm-1 and a three-fold degenerate level at 5300 cm-1 .
If solving for the total solidification time in the previouse problem and using an exponet value of 1.9 in Chvorinov's rule instead of 2.0, what adjustment must be made in the units of the mold constant?
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