Barium (Ba) has two valence electrons, and these electrons are located in the 6s subshell. Without using the periodic table, in which group and period is barium located?

Group 2A, Period 7

Group 1A, Period 6

Group 1A, Period 7

Group 2A, Period 6

How many moles of an ideal gas would occupy a 25.0 liter container when the temperature is 22.0°C and the pressure is 646 torr?

Give two examples of amphibians. describe one similarity and difference between amphibians and fish

What is carbon a solid, liquid or a gas

What is the normal pH of most freshwater lakes, streams, and ponds? Question 3 options: A) 1 to 3 B) 4 to 5 C) 6 to 8 D) 9 to 11

Describe at least two experiments, including the observed results, that caused the scientific community to accept changes to Dalton's original model of the atom.

Why do airbags fill evenly with gases?

In which of the following reactions will Kc = Kp? In which of the following reactions will Kc = Kp? (A) SO3 (g) + NO (g) ↔ SO2 (g) + NO2 (g) (B) 2 N2 (g) + O2 (g) ↔ 2 N2O (g) (C) 4 NH3 (g) + 3 O2 (g) ↔ 2 N2 (g) + 6 H2O (g) (D) 2 SO2 (g) + O2 (g) ↔ 2

Which tool is most suitable for a chemist to measure the mass of a liquid

What is the equation adheres to the law of conservation of matter

What ironic contrast does Vonnegut include in this scene? George tells his wife to forget sad things, but readers would expect George and Hazel to want to remember their son.