Which objects have a lower density than alcohol?
ice
walnuts
water
if you cut the ice cube in half, what do you think would happen when it is placed in the alcohol? explain your answer.

Abullet found at a crime scene may be used as evidence in a trial if the percentage of metals match to the composition of metals in a bullet from the suspect's ammunition. a forensic scientist's analysis of the bullet shows that it contains 11.9 g of lead, 0.5 g of tin, and 0.8 b of antimony. what is the percentage of lead metal in the bullet? express your answers to the one's place.

Which compound contains both ionic and covalent bonds? a) hbr b)cbr4 c)nabr d) naoh

Use the periodic table to determine the electron configuration of dysprosium (dy) and americium (am) in noble-gas notation.