Given 1 in = 2.54 cm, how many centimeters are in an average hand (9.50 inches)?
cm (3 significant figures)

Which formula can be used to calculate the molar mass of ammonia (nh3)? molar mass of n + molar mass of h 3 × molar mass of n + molar mass of h molar mass of n + 3 × molar mass of h 3 × molar mass of n + 3 × molar mass of h

If 1.8 l of water is added to 2.5l of a 7.0 m koh solution, what is the molarity of the new solution

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