How many grams of C5H12 would be needed to make 3 moles of CO2 if the formula is C5H12 + 8O2 --> 5CO2 + 6H2O

Group of answer choices

Which of these is a physical property

Two nails have identical sizes and shapes. in one nail, 20 percent of the domains are lined up. in the other nail, 80 percent of the domains are lined up. which has stronger magnetic force? first answer gets brainliest!

Substance a is a nonpolar liquid and has only dispersion forces among its constituent particles. substance b is also a nonpolar liquid and has about the same magnitude of dispersion forces among its constituent particles. when substance a and b are combined, they spontaneously mix.