19. How many oxygen atoms are in 49.0 g of H2SO4(aq)?
a. 2.4 x 1024
b. 6.02 x 1023
c. 3.01 x 1023
d. 1.2 x 1024

Which of the following is most likely true about water in chemical systems? a) water dissolves nonpolar ionic compounds. b) water dissociates ionic compounds. c) water dissociates covalent molecules. d) water dissolves nonpolar covalent substances.

Iwould appreciate if someone could me.

11) burning your hand when accidentally touching a hot plate is an example of which heat transfer? a. conduction b. convection c. radiation d. none of these