How many centimeters are there in 4.0 inches? *Note*
There are 2.54 cm in 1 inch
*Include ABBREVIATED units in your answer
*Round your answer to 1 decimal place

Iron reacts with sulfur to form iron sulfide. if 60 grams of iron reacts with sulfur to produce 90 grams of iron sulfide, how much sulfur has been used in the chemical reaction?

3. which is not a primary color of light? blue red green yellow

If you visited mount shasta city (elevation 900 m [3000 ft.]) and found the outside air temperature to be 27°c (81°f), what would be the air temperature at the summit of mount shasta (elevation 4200 m [14,000 ft.]) at that moment-assuming that the temperature conditions with altitude change at an average, or normal, lapse rate?