Multiple Choice
Sodium sulfate is sometimes used in washing detergent as a filler. How many of each atom are in sodium sulfate, Na2SO4?
A) 2 sodium, 2 sulfur, and 4 oxygen atoms
B) 1 sodium, 1 sulfur, and 4 oxygen atoms
C) 2 sodium, 1 sulfur atom, and 2 oxygen molecules
D) 2 sodium, 1 sulfur, and 4 oxygen atoms
Correct Answer:

Verified
Correct Answer:
Verified
Q60: What do Si, As, and Sb all
Q61: Soda pop is a mixture of at
Q62: What Latin word is the root of
Q63: The elemental symbol Cl is used to
Q64: What is eka-aluminum now known as?<br>A)Gallium<br>B)Silicon<br>C)Boron<br>D)Indium
Q66: Endocrine disruptors behave like what chemical?
Q67: Ru is the element symbol for which
Q68: Pure substances:<br>A)have a uniform composition and cannot
Q69: Why are different materials separated by chromatography?<br>A)Each
Q70: How do isotopes of an element differ?<br>A)In