2 diamond rings and 4 silver rings cost $1440. a diamond ring and a silver ring cost $660. how much does a silver ring cost?
1 answer:
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Answer:
35.9 grams
Step-by-step explanation:
We use the formula:
Where
q is heat released
m is mass
C_p is the constant 2.44
ΔT is change in temperature
We put the info in the formula and solve for m (mass):
The mass of ethanol is 35.9 grams