Physics
A 39.0 kg box initially at rest is pushed 4.50 m along a rough, horizontal floor with a constant applied horizontal force of 135 N. If the coefficient of friction between box and floor is 0.300, find the following. (a) the work done by the applied force J (b) the increase in i...
Math
Nvm i worked it out it's B
Math
A bag holds 2 yellow, 1 green, and 2 red marbles. If you were to draw a marble from the bag 150 times, and replace it after each draw, how many yellow marbles would you expect to draw? (1 point) A:50 B:60 C:30 D:38 I say it's B or A
math word problem
"Adult tickets are $6, Kids are $3. If the total sales are $585, but only 120 tickets were sold, how many adult tickets were sold? If this was 130 it would be easy: $3+$6 =$9; $585/$9 = 65 tickets. The problem is the question specifies 120 tickets.
Chem
40. If 12.0 gram of O2 is required to inflate a balloon to a certain size at 27 degrees C, what mass of O2 is required to inflate it to the same size and pressure at 81 deg C?
History
What limits on national powers can be derived from the tenth amendment?
Chemistry
How much 2 M KOH must be added to 0.5 L of 0.2 M glycine at pH 8 to bring its pH exactly to 10?
Lang Arts
To India, just say each sentence out with each of the verbs and tell me which one sounds correct.
physics
A boy throws a ball at 5.5 m/s at an angle of 25.4° above the horizontal off a cliff which is 70.8 m high. What angle does the velocity of the ball make with the horizontal 0.78 s after the throw? (make the angle positive if the angle is above the horizontal, and negative ...
Chemistry
Thank you very much!
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