Chemistry

23) The burning of coal produces sulfur dioxide, SO_(2) a pollutant that slowly reacts in air to form SO_(3) Sulfur trioxide dissolves into airborne water droplets to form a very corrosive solution of sulfuric acid. Which is a product of burning coal that hastens the transformation of sulfur dioxide into sulfur trioxide? A) Carbon dioxide B) Carbon monoxide C) Nitrogen dioxide D) Particles of ash D) Particles of ash C) Nitrogen dioxide B) Carbon monoxide A) Carbon dioxide

18) Which component of the air is an element? A) H_(2)O B) NO_(2) C) O_(2) D) CO_(2) C) O2 D) CO2 B) NO2 A) H2O

14) Different elemental forms of carbon such as diamond and graphite are referred to as __ A) isotopes B) allotropes C) isomers D) isotropes B) allotropes C) isomers D) isotropes A) isotopes

5) Which of the following is the chemical symbol for silver? A) Au B) Pb C) Ag D) Fe C) Ag D) Fe B) Pb A) Au

2) A substance that can be broken down into two or more simpler substances by chemical methods is called a(n) A) compound B) mixture C) element D) isotope A) compound D) isotope B) mixture C) element

Which compound is capable of hydrogen bonding with itself in the liquid state? CHCl_(3) BeH_(2) H_(2)CO CH_(3)OH HCN

What is the percent of hydrogen in ammonium sulfate: (NH_(4))_(2)SO_(4) 4.0% 6.1% 1.0% 3.0%

Provide the correct IUPAC name for CO_(2)O_(3)

Magnesium: Mg+ What does mag do? Which electrolyte does mag work with to regulate muscle contractions and relaxation?

How many grams are there in 5.2times 10^24 atoms of silver? (round to 4 sig figs and include units) 932.0 grams 932.02 grams 8.638 grams 8.64 grams