Use the periodic table to answer the questions: Which is the correct electron configuration for sodium (Na) ?

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What is a common factor associated with most severe storms?

2. What is the molarity of a HCl solution containing 1.2 grams of hydrochloric acid in 0.025 L of solution? M

You are provided with a stock solution with a concentration of 1.0x10-5 M. You will be using this to make two standard solutions via serial dilution. 1. Perform calculations to determine the volume of the 1.

Find out no. of moles present is 72 gm of water?

Which of the following is a true statement about energy? a. energy can be created and destroyed. b. energy is never created nor destroyed. c. energy is easily created, but cannot be destroyed. d. energy cannot be converted from one form to another.

Observe: Change the Surface area from Minimum to Maximum. You can imagine that a solid reactant has been dissolved in a liquid. How does this change how many Reactant B molecules are exposed to Reactant A?

When placed in a 200-mL square box, a substance has a spherical shape and has a volume of 75 mL When placed in a 200-mL circular tube, the same amount of that same substance has a spherical shape and a 75-mL volume.

What is the example to the word camouflage

Given the reaction 2NaOH + H2SO4 = Na2SO4 + 2H2O, what is the total number of grams of NaOH needed to react completely with 196 grams of H2SO4

The mass flow rate of gasoline leaving a refinery is 1610 kg/min. The specific gravity of a gasoline is 0.700. A retail gasoline pump is able to fill a 20.0 gallon automobile tank in 1.80 minutes.