What is the electron dot diagram for hydrogen, neon, sodium, aluminum, fluorine, argon, potassium

Cindy left a small glass of salt water outside on her windowsill on a warm day. She remembered the glass a couple days later, but when she went to get it, she discovered that the water was gone and all that was left in the glass was a layer of salty

a sample of neon gas is contained in a rigid container at 100K and 1 atm. what is one change that would make the gas act more like an ideal gas

Which source of energy causes most of the water evaporation on Earth's surface? A. Wind B. Solar C. Gravity D. Electrical

Elements of group 4a do not commonly form ions. generally form negative ions. do not combine with other elements. generally form positive ions.

A compound known to contain only molybdenum (Mo) and oxygen (O) is found to be 67% molybdenum by mass What is the empirical formula of the compound?

How does the shape of the Earth affect the climate of different regions?

What is Delta. Gsystem for the system that is described by the following data? Delta. Hsystem = - 345 kJ, T = 293 K, Delta. Ssystem = 465 J/K Delta. Gsystem = Delta. Hsystem - TDelta. Ssystem - 481 kJ - 209 kJ 413 kJ 135,900 kJ

Calculate ΔGrxn for this equation, rounding your answer to the nearest whole number. CaCO3 (s) → CaO (s) + CO2 (g) ΔGf, CaCO3 = - 1,128.76 kJ/mol ΔGf, CaO = - 604.17 kJ/mol ΔGf, CO2 = - 394.4 kJ/mol

Using two spring scales, students pull on opposite sides of a dynamic cart at rest. 5 Newtons of force is pulling left and 5 newtons force is pulling right. Describe the motion of the cart? A) The cart will move to the right.

If a mineral has a metallic shine to it, which property of a mineral is being measured