Barbara is converting 78°F to degrees Celsius. First, she subtracts 32 from 78. What is the next step? multiply 46 by 5/9
multiply 46 by 9/5
add 273 to 46
subtract 273 from 46

Why do cells appear different in distilled water than they do in 10% salt water?

How many moles of sulfur dioxide are in 2.26 × 10^33 sulfur dioxide molecules?

Fill in the blanks for the following statements: the rms speed of the molecules in a sample of h2 gas at 300 k will be times larger than the rms speed of o2 molecules at the same temperature, and the ratio µrms (h2) / µrms (o2) with increasing temperature. a not enough information is given to answer this question b sixteen, will not change c four, will not change d four, will increase e sixteen, will decrease