How is a chemical change different from a physical change?

In organic chemistry reactions, carbocations are sometimes formed during a reaction. A carbocation is a carbon that is positively charged.

What is the advantage of having large vertebrae at the base of the vertebral column?

What charge does a proton have

4. What kept the concept of continental drift from originally being accepted?

Two samples of carbon tetrachloride were decomposed into their constituent elements. One sample produced 38.9 g of carbon and 463 g of chlorine, and the other sample produced 14.8 g of carbon and 144 g of chlorine.

The reaction of methane with water to form carbon dioxide and hydrogen is non - spontaneous at 298 k. at what temperature will this system make the transition from non-spontaneous to spontaneous? the data refer to 298 k.

The sedimentary rock formed when water deposits tiny particles of clay in very thin flat layers is called? a. gymsum b. shale c. limestone d. calcite

What change into velocity

Would you expect the h atoms to remain bonded to each other, or would the molecule fall apart?

Conductivity in a metal results from the metal atoms having (1) high electronegativity (2) high ionization energy (3) highly mobile protons in the nucleus (4) highly mobile electrons in the valence shell