How do the particles that are dispersed in a colloid differ from the particles suspended in a suspension?
a) the colloid particles are more solid
b) the colloid particles are larger
c) the colloid particles are smaller
d) the colloid particles are less dense

If a solution is considered basic, then a) the hydroxide ion and hydronium ion concentrations are equal. b) the hydroxide ion concentration is less than the hydronium ion concentration. c) the hydronium ion concentration is greater than the hydroxide ion concentration. d) the hydroxide ion concentration is greater than the hydronium ion concentration.

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

Calculate the temperature rise when 0.2g of propane is used to heat 400cm cubed of water.