Answer:
The expression to show the average daily change in temperature can be given by :
⇒
°C
Step-by-step explanation:
Changes in the temperature of city as reported by newspaper :
Day 1: 2.64° C
Day 2:
°C
Day 3: -0.35°C
Day 4:
°C
The average daily change in temperature can be calculated as
⇒
°C
The fractions can be written in decimals
⇒
°C
⇒
°C
⇒
°C [Average daily change in temperature.]
Answer:
[See Below]
Step-by-step explanation:
If you replace the x with -1 and evaluate the function you get -5.
I can assure you that it is A
Given that I no not see any explanation in the previos answer, I think you can benefit of this.
Exothermic refers only to the fact that the reaction releases energy in the form of heat when occurs. So, the enthalpy is higher at start and lower and the end.
Seen in this way, you can deduct that the change in enthalpy is negative, which is what the third option says.
I am going to give a few answers:
497,543
504,690
501,991
496,900