HEL An unknown solid with a mass of 248 g is heated from 22.0°C to 68.5°C, and it absorbs 2730 J of heat in the process. What is the specific heat of the unknown substance?

How many neutrons does a atom of cobalt have?

The famous scientist galileo galilei did several experiments with sloping planes, which he rolled metal balls down so that he could study motion. by changing the slope, he could study how the speed at which the ball rolled was affected. what was the independent variable in galileo's experiment? a. the speed of the ball b. the slope of the plane c. whether the ball moved d. what the ball was made of

What is the chemical formula for the compound formed between sodium and flour one