Discuss 2-3 points of interest or facts from your discussion assignments from week 2-4. Focus on only 1 week from the selection below:Week 2: How Pee Brought You the Modern WorldWeek 3: Hunting the ElementsWeek 4: Household Chemical Compounds

A dose of 5.0 mg aspirin per kilogram of body weight has been prescribed to reduce the fever of an infant weighing 4.6 kilograms. How much aspirin in milligrams should be administered? Answer in whole numbers.

How many valence electrons do the following elements have? Input with numerical answers. calcium: [Ca] bormine: [Br]

In a couple of sentences summarize the contributions of Democritus and Dalton to the atomic theory; in other words what did they propose?

Write the proper formula for the ionic compound named beryllium hydroxide.

Put in your own words what is the difference between an elemental substance, a compound, a homogeneous mixture and a heterogeneous mixture. Give one example for each category.

Consider an isotope of calcium with mass number 42. This atom will have how many of the subatomic particles? Input with numerical answers. number of protons: [p] number of neutrons: [n]

Write the proper formula for the ionic compound named strontium hydroxide.

What is the volume in milliliters of 350 g of suprane, an anesthetic, which has a density of 1.467 g/mL? Answer in whole numbers.

Which statement is true about the relationship of lithium, sodium, and potassium? Mark all that applies.