Which of these periods contain elements with electrons in s, p, d, and forbitals?

A periods 1-3

B. periods 1-4

C. periods 3-5

D. periods 6-7

You decide to make a salad for dinner. You have lettuce, tomatoes, olives, onions, cheese, and of course your favorite salad dressing. All the ingredients are in different ratios. A tossed salad is an example of what type of mixture?

Spaghetti takes about 9 minutes to cook at sea level, but about 14 minutes in the mountains. why do you think this happens?

What is lewis structure?

The actual enthalpy of the magnesium flare reaction is - 603 kJ/mol. Your experimental value was likely different. Check all that apply. The coffee cup calorimeter may have absorbed some heat.

A canister of gases contains oxygen, nitrogen, and hydrogen. Oxygen's partial pressure is 100 torr, nitrogen's partial pressure is 200 torr, and hydrogen's partial pressure is 50 torr. What is the total pressure in the canister?

What are the two characteristics of air mass

Explain how humans have impacted the biome in which you live which is missouri

A scientist conducts an experiment to determine which fungi glow under ultraviolet light. What did the scientist most likely do before conducting the experiment? O A. Form a hypothesis B. Analyze data O c. Develop a theory D. Draw a conclusion

What is the difference between a contractor and a starter

What is more dangerous, current or voltage? Why?