How much energy will emit 10g of melting point silver until it cools to 60°C. I need a whole solution.. :(

How would doubling the made of an object change the objects potential energy

Moon effect. some people believe that the moon controls their activities. if the moon moves from being directly on the opposite side of earth from you to being directly overhead, by what percentage does (a) the moon's gravitational pull on you increase and (b) your weight (as measured on a scale) decrease? assume that the earth–moon (center-to-center) distance is 3.82 × 10^8 m, earth's radius is 6.37 × 10^6 m, moon's mass is 7.36 × 10^22 kg, and earth's mass is 5.98 × 10^24 kg.

Which of the following are considered noble gases? a. bromine b. neon c. argon d. chlorine