14.1 Independent variable Alcohol (1)
1.42 Dependant variable Smeu arte ester
1.43 Control variable Carboxync 06
e
Write down an equation using structural formulae to show the esterification reaction between
propan-1-ol and propanoic acid.
(5)​

What happens to the light rays when they hit the specimen?

Animals respond in various ways to stimuli detected through their senses. some of these responses are stimulated by the presence of danger. which of these animal responses is the best example of a response to an immediate threat? a) a rooster crows every morning at the first sign of light. b) as something approaches an octopus, it shoots a cloud of ink. c) from late fall until spring, bears hibernate to preserve energy. reactivate d) a dog is getting hot in the sunlight, so he moves to a shaded area.

Abucket full of water weights 4 kg and water well is 10m deep. a girl draws water from the well. it takes the girl 3 minutes to draw a bucket full of water from the well. what is the power of the girl?