NH3+
H2(SO4) =
(NH4)2(SO4)
Balance

What neutral atom is isoelectronic to mn+4

Identify the missing numbers below to show the result of multiplying the numbers (1.6 × 10-19)(5.0 × 106) = c × 10d

What is a substance? a. a physical property of matter b. a chemical property of matter c. an element or compound that cannot be physically separated d. characteristics used to tell the difference between mixtures