1. how many grams of chlorine gas can be produced when 50.0 grams of aluminum chloride decompose 2AICI3 --> 2AI + 3CI2

2. In a laboratory experiment, when 35.0 g mg reacted in excess o2, the percent yield of mgO was 90.0% What was the actual yield of that experiment?

i need mutiple choices

acid rain does not usually kill trees directly. instead, it is more likely to weaken the trees by damaging their leaves, limiting the nutrients available to them, or poisoning them with toxic substances slowly released from the soil. the main atmospheric pollutants that affect trees are nitrates and sulphates.

answer; the numbers of valence electrons in the acetic acid molecule (ch3co2h) is 24;