In order for a scientist to come to logical conclusions about experimental findings, he must: ask questions that the findings bring up
ignore findings that do not fit into his ideas
assume scientists already know what he has found
rely on his own personal feelings about the findings

Which of the following best explains why the end of a spoon sticking out of a cup of hot water also gets hot? question 7 options: the heat from the hot water is conducted through the spoon handle the hot water heats the air surrounding the upper part of the spoon. the hot water causes a physical change in the spoon handle. the hot water causes a chemical reaction to take place in the spoon.

For each of the compounds below, show that the charges on the ions add up to zero. a. kbr b. cao c. li(2)o d. cacl(2) e. alcl(3)

How many grams of oxygen gas are contained in a 15 l sample at 1.02 atm and 28°c? show your work.