If 1.34 g of mgo contains 0.809 g of mg, what is the mass ratio of magnesium to magnesium oxide?

Why do scientists look for patterns in the world? a. patterns can explain observations. b. patterns never change, no matter what. c. patterns are easy for scientists to detect. d. patterns are all the same, through all time.

Show how to convert the temperature 84.7° c to kelvin. include all steps and label the final answer.

Which of the following is a property of an acid solution? a. slippery to the touch b. ph less than 7 c. turns red litmus paper blue d. bitter taste