5. Some preschoolers barter their blocks. 10 red blocks = 1 marble 14 marbles = 5 stickers 28 stickers = 10 Jolly Ranchers Barney has 66 red blocks. How many Jolly Ranchers could he get?

What’s the percent by mass of carbon in c10h14n2

1) which of the following is the best example of a physical change? a) sugar dissolving in tea b) firefly glowing 2) in the combustion of ethane, what is/are the reactants? c2h6 + o2 ==> co2 + h2o a) c2h6 and o2 b) co2 and c2h6

Identify arrows pointing to bonding electrons. done h-0-0-h ) intro