Final temperature | Science homework help
An unknown mass of each of the following substances, initially at 24.0°C, absorbs 1930J of heat. The final temperature is recorded as indicated. Find the mass of each substance. a. Pyrex glass (Tf=55.1°C)Express your answer using two significant figures.m=____________g b.sand (Tf=62.1°C)Express your answer using two significant figures.m=____________g ethanol (Tf=44.0°C) water (Tf=32.0°C)Express your answer using two significant figures. m=___________g A 32.9g iron rod, initially at 21.9°C, […]