Answer:
a) Measurements have a good precision.
Explanation:
Accuracy is the proximity of the data to the value considered as real, in this situation we do not know the real value and we do not know if the data is accurate or not, so we can discard options b and d.
Now, precision is the proximity of the data obtained among themselves and that is what we can observe, so the appropriate answer is the option a.
A catalyst is a substance that speeds up the rate of a chemical reaction but is not consumed during the course of the reaction.
A catalyst will appear in the steps of a reaction mechanism,but it will not appear in the overall chemechal reaction
i hoped this helped
by the way can you mark me the brainliest
.since i was the only one to answer youre question
;P thanks bye
A-Fe pretty sure ! Do good
Answer:
O3 => CLO + O2
Explanation:
ozone gas yields one Chlorine Monoxide gas, and two Oxygen gas. i forgot how to explain it well, but I know how to do it and will help in the future if needed :)