Suppose you are provided with 500 dice. Calculate the number of throws that is equivalent to one half-life and the decay constant for the process. Explanation is very much needed and appreciated. I really really need help URGENTLY. THANK YOU!!​

Assuming weightless pulleys and 100% efficiency, what is the minimum input force required to lift a 120 n weight using a single fixed pulley?

Point charges q1 = 51 µc and q2 = −27 µc are placed 1.0 m apart, with q2 on the right. what is the force (in n) on a third charge q3 = 19 µc placed midway between q1 and q2? (assume the positive direction is to the right. indicate the direction with the sign of your answer.)

Which body part transports oxygen removes waste materials in carries nutrients to the body as part of the circulatory system