Find out the kinetic energy of ball
A rubber ball of 0.44 kg has a speed of 1.50 m/s at point A and kinetic energy of 7.3J at point B.
(i) Find the kinetic energy of ball at A.
(ii) Find the speed of ball at B.
(iii) Find out the net work done on the ball from A to B.
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A balloon is filled by helium at a pressure of 2.4x 10^5 Pa. The balloon is at a temperature of 18C and consists of a radius of .25m. Determine the number of helium atoms which are contained in the balloon?
Determine the approximate molecular weight of this unknown compound which is having the empirical formula of C2 H3Cl2.
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How much will the person earning median amount earn until retirement if he or she joins work force instantly after high school graduation without going to college?
A rubber ball of 0.44 kg has a speed of 1.50 m/s at point A and kinetic energy of 7.3J at point B. (i) Find the kinetic energy of ball at A.
Develop the molecular orbital diagrams for the hypothetical He2+ and He2 species. Based on these models, determine which species is more likely to exist? Also discuss would either of these be more stable than a He atom?
The three moles of oxygen gas (3 moles of O2) are positioned in a portable container having a volume of .0035m^3. When the temperature of the gas is 295 C, determine the (i) pressure of the gas and (ii) the average kinetic energy of the oxygen mol
What happened to the composition of the halide mixture during that time when a student left some alkyl halides (RBr and RCl) in an open pot for several minutes?
Compute formula for logarithmic function, y=logb^(ax) where a and b are real constants such that ax>0 and b>o, b≠1, whose graph passes through points (48,2) and (3072, 4).
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