Determination of an enthalpy change of reaction

Question 1

what are cooling curve corrections used for?

Answer 1

to correct the experiment, that measures the enthalpy change of reaction, for heat loss

Question 2

first step?

Answer 2

pipette 25.0 cm^3 of 1.00 moldm^-3 CuSO4 into a polystyrene cup and weigh out an excess of zinc powder

Question 3

2nd ?

Answer 3

start a stop-clock and take the temp of the solution every 30 s until the temp stays constant

Question 4

3rd

Answer 4

add the zn to the solution and stir the mixture. record the temp every 30 s until the temp has fallen for several minutes.

Question 5

4th

Answer 5

plot a graph of temp across time and record results

Question 6

what can sodium hydroxide do to your skin?

Answer 6

can cause eye damage and skin burns