Five elements named after color

What do all the light metals have in common? A. All have the same number of electron shells. B. All have the same atomic weight. C. All have just 1 or 2 electrons in their outer orbit. D. All appear yellow under a microscope.

What is the correct name for the compound named 1-chloro-3-pentyne

The combustion of Ibuprofen C13H18O2 produces water and carbon dioxide, I 100.0 g of Ibuprofen is combusted, how much carbon dioxide is produced?

HCN forms when synthetic fibers containing Orlon® or Acrilan® burn. Acrilan® has an empirical formula of CH2CHCN, so HCN is 50.9% of the formula by mass. A rug in the laboratory measures 12.0 * 11.0 ft and contains 30.

How many moles of water are produced when 3.45 moles of KMnO4 react? Give your answer to the nearest 0.1 moles. moles H2O

The warmest temp ever measured in the us is 134 degrees F. Convert that temp to C and K

Compared to the oceanic crust the continental crust is usually

What is the study of matter called? O A. Chemistry O B. Philosophy O O C. Biology D. Physics

What impact do the amounts of available energy, water, and oxygen have on an ecosystem?

A team of scientist is studying an earthquake. Which task would the physical scientist most likely do