Balance the equation, complete ionic equation, and net ionic equation for these 3: 1. HgI2+ PbSO4

2. Sodium carbonate and calcium reacts in a single replacement, one of the resulting products immediately decomposes.(you should end up with one balanced equation-3products)

3.CaS+Al

The yearly amounts of carbon emissions from cars in belgium are normally distributed with a mean of 13.9 gigagrams per year and a standard deviation of 5.8 gigagrams per year. find the probability that the amount of carbon emissions from cars in belgium for a randomly selected year are between 11.5 gigagrams and 14.0 gigagrams per year. a. 0.340 b. 0.660 c. 0.167 d. 0.397

How does the presence of oxygen affect the chemical pathways used to extract energy from glucose?

How many moles are contained in 5.6 l of h2 at stp