Small opening in the epidermis of a leaf called guard cells allow water and other materials to enter and exit the leaf. True or false?

A dead fish has washed up on the beach and is starting to decay. Which compound produces the unpleasant odor from the decaying fish? pentane-1,5-diamine hexane-1,5-diamine hexane-1,6-dithiol 2-pentanone

Proteins are organic compounds mad of brainliest A Lipids B polysaccharides C amino acids D nucleotides

Use Avogadro's number to find the number of oxalic acid molecules in 0.189 mol of H2C2O4.

0.02550 grams pt to atoms?

The electron configuration of an element is shown below. 1s22s22p63s23p6 Name the group this element belongs to in the periodic table and explain your answer. Based on the electron configuration, write one chemical property of this element.

Which of these measurements could be the pressure of a gas? O 725K 725 mmHg 725 grams 725 meters

Propane gas (C3H8) is combusted at a constant temperature and pressure. If 34.35L of propane react, what volume of oxygen is required? What volume of carbon dioxide is produced?

How is an organism related to a population?

The anion formed from an oxygen atom is called a (n) a. oxygen ion. c. carbon dioxide. b. oxide ion. d. nitrous oxide.

These values also increase from the bottom to the top of a group because the size of the atom decreases, resulting in a distance between the nucleus and the valence electron shell, which increases the attraction between the protons and electrons.