Q: Does "enthalpy" have the same meaning in the following two sentences?

Enthalpy is the amount of energy in a system capable of doing mechanical work.

H = U + p V, where H is enthalpy, U is internal energy, p is pressure, and V is volume.

A: the same meaning

Q: Does "splash" have the same meaning in the following two sentences?

Her red hat gave her outfit a splash of color.

He made a great splash and then disappeared.

A: different meanings

Q: Does "sale" have the same meaning in the following two sentences?

He has just made his first sale.

They had to complete the sale before the banks closed.

A:
the same meaning