29. What is the percentage yield when 7 g of ethene produces 6 g of ethanol? [1 mark] Mlethene) = 28 and Methanol) = 46
C2H4(g) + H2O(g) → C2H5OH(g)
6x7x100

This chart lists four kinds of polymers and their sources. what can be known about all four polymers, despite their differences? they come from living things. they share ionic carbon bonds. they are at least 100 monomers long. they are made of repeating subunits.

State one important difference between a physical change and a chemical change?

How many grams of phosphorus are contained in 5.09 moles of phosphorus?