Which statement shows how to correctly convert from the mass of a compound in grams to the amount of that compound in moles?
a.) molar mass (g/mol) x 1/mass (g) = amount (moles)
b.) molar mass (g/mol) x 6.022 x 10²³ = amount (moles)
c.) mass (grams0 x 1/molar mass (g/mol) = amount (moles)
d.) mass (grams) x molar mass (g/mol) = amount (moles)

What accounts for an increase in the temperature of a gas that is kept at constant volume? a. energy has been removed as heat from the gas. b. energy has been added as heat to the gas. c. energy has been removed as work done by the gas. d. energy has been added as work done by the gas.

Consider each of the electric- and magnetic-field orientations given next. in each case, what is the direction of propagation of the wave? a)\vec ein the +xdirection,\vec bin the +ydirection. choose+ x direction- x direction+ y direction- y direction+ z direction- z direction b)\vec ein the -y direction,\vec bin the +x choose+ x direction- x direction+ y direction- y direction+ z direction- z direction c)\vec ein the +z direction,\vec bin the -x direction. choose+ x direction- x direction+ y direction- y direction+ z direction- z direction d)\vec ein the +y direction,\vec bin the -z direction. choose+ x direction- x direction+ y direction- y direction+ z direction- z direction

The specific individuals, groups, and institutions that enable socialization to take place.