Use the drop-down menus to select the correct answers to complete the paragraph.

The building blocks of matter are called. A substance made up of the same kind of atoms is called a (n). elements lose particles. This makes them.

Which of these relationships is true of an uncharged atom? which of these relationships is true of an uncharged atom? the atomic mass is equal to the number of electrons. the number of electrons is equal to the number of neutrons.

Fred went to the doctor because his body was not producing semen. Which part of Fred's body was most likely functioning incorrectly to cause this problem. scrotum glands urinary bladder penis?

Hydrochloric acid (HCl) and potassium hydroxide (KOH) react together in an aqueous solution. Along with water, what is a product of the reaction?

During her summer vacation, Sherry decides to go to the park to do some rollerblading (1). While rollerblading, she leaves her purse in her car (2). When comes back to her car, she realizes her lips are very dry (3).

What number of Fe atoms and what amount if miles of Fe atoms are in 500 g of iron?

The net gain of atp per molecule of glucose fermented is

What is the name of this compound? CH3-CH2-CH2-CH2-O-C6H5 butylphenyl ether cyclohexylbutyl ether phenylbutyl ether butylcyclohexyl ether

Is the following equation balanced? 2Na + 2H2O = 2NaOH + H2 Yes No

What is the difference between a molecule and a formula unit

Sound is not part of a electromagnetic spectrum because A: Sound is not a type of energy wave B: Sound is not a type of electromagnetic radiation C: Sound does not have a wavelength D: Sound does not have a frequency