When you heat baking soda it decomposes. On the top of the bottle in the expierement, you saw condensation and the burning wood splint was placed on top the flame went out. Based on these observations what are two products that were formed

Freezing and boiling are endothermic processes. this means that these processes absorb energy from their surroundings in order to occur. use this information and the data you collected in the phase change gizmo to describe what happens to the temperature of water when you boil it, then explain why this result occurs.

Which of the following is an indication that a substance has undergone a chemical change? a. no new product has been formed. b. the color of the substance has not changed. c. the original constitute has not changed. d. the molecular structure has changed.

How much heat is added if 0.814g of water increase in temperature by 0.351 degree c?