Posted On Dec 14th 2016
A. Bar magnets have poor homogeneity.
Chemistry Tshirts for sale. All sizes including Mens, Womens, Childrens and Chemists.
Posted On Nov 21st 2016
A. OH SNaP!
Posted On Nov 8th 2016
My Precious!! Oxygen attracts electrons more strongly than hydrogen
1 pair included per order. THC, or tetrahydrocannabinol, is the chemical responsible for most of marijuana's psychological effects.
Posted On Oct 20th 2016