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Posts by Goodness

Total # Posts: 10

chemistry
a sample of gaseous substance at 25 degrees Celsius and 0.862atm has a density of 2.6g/l. what is the molecular weight of the substance?

basic science
3 component of environment

math
prove that cos^4 x=1/8(3+4cos2x+cos 4x)

LIFE ORIENTATION
Introduce your topic by defining(service delivery protests)

physical sciences
Which substance has the weakest intermolecular force between ethanol,nail polish remover and methylated spirits?

physics
D one @ d top.because of d force of attration

Chemistry
If vapour density of gas 32g and occupies a volume of 560cm cube find the mass of the gas also determine its number of molecule

math
14/5

math
Solve this 5+6 whole number 1 over 2+2whole number 7 over 10

physics
Estimate the number of times you sneezed during the past year. Describe how you arrived at this estimate.

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