A chemist adds 3.0 g sodium nitrate to 1.0 L water and stirs. The resulting solution is clear and colorless. He adds another 1.0 g sodium nitrate and stirs. The solution remains clear and colorless. What was true of the original solution he made?

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

Why does his teacher ask him to balance the equation by including the correct coefficient

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