4xy + x3y + yx2 + yx + 3yx = x3y + x2y + 8xy = (xy)(x2y + x + 8)
215 squared = 215 x 215 = 46225
40% of 215= 40% * 215= 0.4 * 215= 86
0.0233
30 percent of 215 = 64.530% of 215= 30% * 215= 30%/100% * 215= 645/10 or 64.5
4xy + x3y + yx2 + yx + 3yx = x3y + x2y + 8xy = (xy)(x2y + x + 8)
The empirical formula for x39y13 is x3y. This is determined by finding the simplest whole number ratio of the subscripts x and y in the compound.
xy(x^2 + 2x + y^2)
The empirical formula for the compound X39Y13 is X3Y. This is derived by dividing the subscripts by the greatest common factor (in this case 13), giving us the simplest whole-number ratio of atoms present in the compound.
20% of 215 = 0.20 * 215 = 4320% off of 215 = 215 - 20% of 215 = 215 - 43 = 172
(215 x 215 x 215) = 9,938,375
2.15 is 215%
215 squared = 215 x 215 = 46225
40% of 215= 40% * 215= 0.4 * 215= 86
61% of 215= 61% * 215= 0.61 * 215= 131.15
0.0233
30 percent of 215 = 64.530% of 215= 30% * 215= 30%/100% * 215= 645/10 or 64.5