What are the smallest units an element can be broken down into and still retain its defining properties?

molecules

protons, neutrons, and electrons

nanograms

atoms

How many grams of alcl3 are produced when 3 grams of al (oh) 3 react completely with excess hcl?

1. (Blank) are the basic units of structure and function in living things. 2. A (Blank) is a group of similar cells that perform a specific function in an organism. 3. (Blank) are nerve cells that carry response information to muscles and organs. 4.

A scuba driver with a local sheriffs office has been assigned the task of retrieving a sunken car in the Red river. The car is believed to have human remains inside.

The ability or power to transmit heat, electricity, or sound (hint: 12 letter)

11. What is the mass number of an element if its atom contains 10 protons, 10 electron, and 12 neutrons? A 12 C20 D. 32

How many grams of silver chloride (AgCl) can be produced if you start with 12.5 grams of barium chloride (BaCl2) ? 2AgNO3 + BaCl2 = = > 2AgCl + Ba (NO3) 2

Chlorine gas can be prepared in the laboratory by the reaction of hydrochloric acid with manganese (IV) oxide. 4 HCl (aq) + MnO 2 (s) ⟶ MnCl 2 (aq) + 2 H 2 O (l) + Cl 2 (g) 4HCl (aq) + MnO2 (s) ⟶MnCl2 (aq) + 2H2O (l) + Cl2 (g) A sample of 43.

Calculate how many moles of glycine are in a 160.0-g sample of glycine. express your answer using four significant figures.

Which of the following words correctly describes CO2? Select all that apply A. Its a substance b its a compound c its a element D its a mixture

A certain reaction has an activation energy of 51.64 kj/mol. At what temperature Kelvin will the reaction be 5.50 times faster than it did at 343K?