How do we know that caramelizing sugar is a chemical change?
a. it involves dissolving sugar in water
b. it changes the state of sugar from a solid to a liquid
c. it separates sugar from a sugar solution
d. it changes the sugar's color

Write a brief passage describing a neutral atom of nitrogen-14 (n-14). describe the number of protons, neutrons, and electrons in the atom, where each type of particle is located, and how the terms atomic number, mass number, and atomic mass are related to the particles. use the periodic table to you. 14 protons and eletrons since its a neutral atom

Achange in the number of neutrons in an atom will change an blank . when the number of protons changes in an atom, a new element will form.

24. a sports ball is inflated to an internal pressure of 1.85 atm at room temperature (25 °c). if the ball is then played with outside where the temperature is 7.5 °c, what will be the new pressure of the ball? assume the ball does not change in volume nor does any air leak from the ball a) 0.555 atm b) 1.74 atm c) 1.85 atm d) 1.97 atm