An unknown mass of each of the following substances, initially at 23.0 ∘C, absorbs 1920 J of heat. The final temperature is recorded as indicated. Find the mass of each substance.

a. Pyrex glass (Tf= 55.8 ∘C)

b. sand (Tf= 62.2 ∘C)

c. ethanol (Tf= 44.5 ∘C)

d. water (Tf= 32.1 ∘C)

Question

An unknown mass of each of the following substances, initially at 23.0 ∘C, absorbs 1920 J of heat. The final temperature is recorded as indicated. Find the mass of each substance.



a. Pyrex glass (Tf= 55.8 ∘C)

b. sand (Tf= 62.2 ∘C)

c. ethanol (Tf= 44.5 ∘C)

d. water (Tf= 32.1 ∘C)

anonymous · Answer

Do you know the formula for calculating q?

Where q = heat