**Answer:**

T2 = 203.95 K or -69.2 C

**Explanation:**

Use Charles Law

Given:

T1/V1 = T2/V2

T1 = 85 C = 358.15 K

V1 = 7.2 L

V2 = 4.1 L

78

Find T2:

T2 = (T1)*(V2) / V1

T2 = ((358.15) * (4.1)) / 7.2

T2 203.95 K or -69.2 C

**Answer:**

T2 = 203.95 K or -69.2 C

**Explanation:**

Use Charles Law

Given:

T1/V1 = T2/V2

T1 = 85 C = 358.15 K

V1 = 7.2 L

V2 = 4.1 L

78

Find T2:

T2 = (T1)*(V2) / V1

T2 = ((358.15) * (4.1)) / 7.2

T2 203.95 K or -69.2 C