How much heat is required to increase the temperature of 100.0 grams of iron from 15.0oc to 40.2oc? (the specific heat of iron is 0.46 j/g xoc).

Astudent is asked to identify and element that is pale yellow brittle solid and does not conduct electricity. at which location in this periodic table would the element most likely be found?

Maya wrote if you step to describe how carbon circulates between the atmosphere and living organisms

Aplanet similar to earth has four moons roughly the same distance away. the moon that will most affect tides on the planet is the one that has the greatest a) mass. b) volume. c) density. d) amount of water.