The career area of chemistry which is involved in the manufacturing of products is:

r & d
production
marketing
product development
management

What mass of natural gas (ch4) must you burn to emit 276 kj of heat?

Why is it that 85.48 rounded to two significant figures is 85 and not 86?

15) a substance used in manufacturing gasoline consists of finely divided platinum supported on an inert solid. suppose that the platinum is formed by the high temperature reaction between platinum (iv) oxide and hydrogen gas. the other product is water. a) write and balance the equation b) how many grams of hydrogen are needed to produce 1.0 g of platinum metal? c) how many moles of water are produced at the same time? how many grams? ( show work, .)