I'm a chemical formula such as H2O what does a small number next to an element symbol tell you

You want to test a new drug that supposedly prevents sneezing in people allergic to grass. What would be a good control?

How would the galaxy be different if gravity did not exist

The ability to perceive others' emotions can be attributed to which of the following parts of the brain? A. Amygdala B. Hippocampus C. Hypothalamus D. Thalamus

At STP, 5.00 mol of gas occupies approximately what volume?

True or false research is done only after a hypothesis is written

What is the element Ar classified as in the periodic table?

Using the clausius clapeyron equation determines the heat of vaporization from experimental measurements of vapor pressure. the vapor pressure of dichloromethane is measured as a function of temperature and the results are tabulated.

Why is it important for people to understand how to properly dispose of waste in a watershed?

As you travel from a solid to a gas, energy is being absorbed or given off?

Do step 3 as outlined in the lab guide. Record your results in the appropriate blanks. A = B = C = D = E = F = G = H = A 3-column table with 9 rows. Column 1 is labeled Time half-life cycles, n with entries Initial, 1, 2, 3, 4, 5, 6, 7, 8.