Name one object that would be considered a liquid. Describe how the atoms move in a liquid.

What characteristic of an atom determines its properties? Question options: A. The atomic number of neutrons b. The atomic mass c. The arrangement of electrons around the nucleus d. Arrangement of protons in the nucleus

The reaction between solution of silver nitrate and solution of sodium chloride is not reversible. why?

Which of the following best describes the relationship between products and reactants in an exothermic reaction? Answer a) The potential energy of the products is greater than the potential energy of the reactants.

What is Grxn for the equation below? NaOH (aq) + HCl (aq) H2O (l) + NaCl (aq) -82.5 kJ -29.7 kJ 26,500 kJ 27,000 kJ

Which of these statements about airplane and rocket flight is true? O A. Only one must overcome the force of gravity. O B. Only one requires both fuel and an oxidizer for the combustion reaction. O C.

What is the mass (in grams) of 8.45 x 1023 molecules of dextrose: C6H12O6 (Mw. 180.16 g/mol) ?

How do the number and kind of atoms in the reactants compare to the number and kind of atoms in the products

Scientists conduct experiments to collect evidence. Which of the following is the best definition of the word experiment as used by scientists?

The compound HCI is an example of a (n) A. covalent compound B. ionic compound C. element D. salt

Is the degree of highness or lowness of sound