Sagot :
Answer:
1.) 2 Hours
2.) 3.357 kilograms
3.) 279.45 kelvins
Answer:
2 hours
0.074kg
279.45K
Step-by-step explanation:
7200s = 1m/ 60s = 1h/ 60m = 2 hours
7200/ 60 = 120 min
120 / 60 = 2 hours
7.4g = 1kg/1000g = 0.074kg
6.3 + 273.15 = 279.45K