According to the lewis definition, a base is a (n):

a. proton donor.

b. hydroxide ion donor.

c. hydrogen ion donor.

d. electron pair donor.

e. electron pair acceptor.

Aragonite, with a density of 2.9 g/cm3, has exactly the same chemical composition as calcite, which has a density of 2.7 g/cm3. Other things being equal, which of these two minerals formed under higher pressure?

How many moles are in 12 gr of magnesium?

How many double bonds are in an alkane?

Why are cleaning compounds often bases?

Rosa pours a cup of boiling water into a pot of room-temperature water. According to the second law of thermodynamics, what will occur? Thermal energy from the room-temperature water will continuously flow to the boiling water.

What is true about empathy? Most anyone can learn this skill. Not everyone can learn this skill. It is a desirable attribute. choices A and C

What effect can new observations have on a scientific theory

The total number of valence electrons in the phosphate ion is

The reaction below has an equilibrium constant kp=2.2*106 at 298 k. 2cof2 (g) ⇌co2 (g) + cf4 (g) calculate kp for the reaction below. cof2 (g) ⇌12co2 (g) + 12cf4 (g)

The electrical conductivities of the following 0.100 M solutions were measured in an apparatus that contained a light bulb as the indicator of conductivity. Rank the solutions in order of decreasing intensity (brightest to dimmest) of the light bulb.