The graph represents the cooling curve of ethyl alcohol. Determine the boiling point of ethyl alcohol. A)75°C
B)78°C
C)80°C
D)90°C

hey seth! : )

i’m not 100% sure, but i think it’s b

hope this ya : p

miss u!

- nicole

m∠a is 90°

m∠b is 40°

1^3 + 2^3 + 3^3 +4^3 = (1+2+3+4)^2

step-by-step explanation:

i am only able to answer the first part. i am not sure about the second part. sorry