Question

I need help someone!!!!!! Gold medal is waiting.


you are a research chemistry for your experiment; the temperature of water bath needs to be 37 degrees celsius.The temperature gauge shows that it is currently 20 celsius.if you set the heater on the bath so the temperature rises 3 celsius every 15 minutes, about how long will it take for the water bath to reach the required temperature?

Answer 1

set up a proportion

Answer 2

first find out how many degrees the temperature needs to rise

Answer 3

still there?

Answer 4

yes sorry, i'm working it out now and will show you if itsc orrect

Answer 5

ok soi did it like this...