Gold has a specific heat of 0.33cal/gC. If a 4g gold ring changes from 25C to 37C when placed on your hand, how much heat has it absorbed?

12 cal

48 cal

1.32 cal

15.8 cal

Aradio signal from a gps satellite take only about 0.067 seconds to reach a gps reciever. if the speed of light is about 300,000km/s, then approximately how far away is the reciever from from the satellite?

How would the number of moles (n) of o2 change if the atmospheric pressure doubled but all other variables stayed the same

Write the formula for the following chemicals. 7. e. trinitrogen tetraoxide a calcium phosphate f. magnesium acetate b. potassium sulfide g nickel(iii) cyanide c carbon dioxide h. silver sulfate d. cobalt(ii) chloride