How many moles of mgs2o3 are in 163g of the compound?

Molar mass MgS2O3 = 136.43 g/mol

Therefore:

1 mole MgS2O3 136.43 g
? moles MgS2O3 163 g

moles MgS2O3 = 163 x 1 / 136.43

moles MgS2O3 = 163 / 136.43 => 1.1947 moles

C. definite shape, definite volume. that is a solid.

Green is technically every other color but green but the other wavelengths of the other colors get absorbed by the object and the wavelength of the color green gets reflected