What word best describe chlorophyll

Based on the Lewis/electron dot representation of the two atoms, predict the ratio of metal cationic (+) atom to nonmetal anionic (-) atom in the compound. . Ca: A. 1:1 B. 1:2 C. 2:1 D. 3:1

What are the superheavy elements and where are they located on the periodic table

The physical properties of a compound are similar to those of its elements. true or false

Choose the element described by the following electron configuration. 1s22s22p63s23p64s1

Which list best represents the flow of stimuli information in the body?

For the separation of the unknown mixture, you are instructed to isolate the amine followed by the acid and finally the neutral. Does the order matter? If not, what other orders could be followed?

As ice melts and changes from solid to liquid, A) entropy increases. B) kinetic energy decreases. C) an exothermic reaction occurs. D) the random movement of molecules remains constant.

What volume of 0.480 m koh is needed to react completely with 15.8 ml of 0.150 m h2so4? assume the reaction goes to completion?

Which sample of water contains particles having the highest average kinetic energy?

Use the terms magnetic field and magnetic pole in a sentence