Varuable, In algebra, a symbol (usually a letter) standing in for an unknown numerical value in an equation :)
Answer:
i think its C im not so sure
Explanation:
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Answer:
10437calories
Explanation:
The following data were obtained from the question given:
M = 347.9g
C = 4.2J/g°C
T1 = 25°C
T2 = 55°C
ΔT = 55 — 25 = 30°C
Q =?
Q = MCΔT
Q = 347.9 x 4.2 x 30
Q = 43835.4J
Converting this to calories, we obtained the following:
4.2J = 1 calorie
43835.4J = 43835.4/ 4.2 = 10437calories
Answer:
The first question is option 2
and the second question in option 1
Explanation:
