A newspaper story describing the local celebration of Mole day on October 23 selected for Avogadro’s number 6.02*10^ 23 ) attempting to give the reader a sense of the number by stating that a mole would be equal to 18 tractor trailers full. Assuming that an M&M occupies the volume of about 0.5 cm ^ 3, calculate the dimensions cube required to hold one mole of M&Ms. Would 18 tractor trailers be sufficient?

Which is the layer underground where all empty spaces are filled with a combination of air and water ?

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?

Which statements are true concerning mineral formation? check all that apply. the slower the cooling, the larger the crystals. the faster the cooling, the smaller the crystals. crystals formed from magma are smaller than crystals formed from lava. minerals can only form in solutions when the solution is heated deep underground. when a solution cools, elements and compounds leave the solution and crystallize as minerals. minerals formed from hot water solutions can form narrow channels in the surrounding rock.