What is the concentration of a solution made by adding 89 g CH4 to 300 L of water? How many liters are needed to make a 9.6 M solution with 4.6 moles of MgO?
What is the molarity of a solution that contains 6 grams of N2 in 579 mL of solution?
What volume of 0.987 M solution can be prepared from 54.3 grams of NO2?

Which of these is an example of pseudoscience? a) predicting the time of sunrise based on data on position of earth b) predicting the date of the moon phases based on data on position of earth c) predicting eclipses based on the position of the sun and the moon d) predicting future events in a person's life based on the position of the moon