200 mL of coffee from 80.0°C down to 60.00°C by adding milk at 5.00°C density 1.000g/mL specific heat is 4.184 J/g°C

Which type of bonding involves the complete transfer of a valence electron from a less electrogrative atom to a more electronegative one

In a reaction (at equilibrium) that makes more moles of gas than it consumes, what is the effect of increasing the pressure?

Which part of earth’s surface receives the most direct rays from the sun? a) equator b) ocean c) poles d) mountains