Are the following physical or chemical changes? 16. Weathering: chemical change
17. Deposition:
18. Metamorphism:
19. Melting

Choose all the answers that apply. ionic compounds dissolve easily in water do not dissolve in water have low melting points have high melting points conduct electricity when melted

In the reaction between a crushed antacid tablet and vinegar what gas is emitted

He table below gives the atomic mass and relative abundance values for the three isotopes of element m. relative abundance (%) atomic mass (amu) 78.99 23.9850 10.00 24.9858 11.01 25.9826 what is the average atomic mass (in amu) of element m? 2.86 5.36 24.30 24.98