Perform the following operation and express the answer in scientific notation. 9.25x10^-8 x 6.40x10^3 [ ? ]x10[? ]

Concerning the 10.0 ml of 0.50 m nacl to 100 ml of solution: when a solution is diluted, does it change the number of moles dissolved?

Monkeys and bats have similar bone structure in their forelimbs. however, monkeys have longer forelimbs to use for climbing and swinging in trees. bats have shorter forelimbs to use for flight. which term best describes how monkey and bat forelimbs are related to each other? a. homologous b. embryonic c. analogous d. vestigial

Significant figures are digits read directly from the measuring instrument plus one more digit, which is __ by the observer.