Answer:
they both have 4 sig figs:)
Explanation:
Answer:
38.9 grams of
Explanation:
0.187 mol BaCl2 x
0.187 m x 208 g/m
0.187 x 208 g
38.896 g --> 38.9 g BaCl2
The correct answer is the second option. Particulate matter is the air pollutant known to affect people with asthma. It also can cause other illnesses like cough, chest discomfort and a burning sensation in the lungs.