Which equation is balanced? 2Al+3F2→2AlF3 Al+3O2→Al2O3 Na+F2→2NaF Mg+2O2→2MgO

Rontloc pestu (Scrambled word)

What is the most important thing to put on when having enter course or make love

Now write the electron configurations of what would be the second row of the periodic table. assume this row is the 2s and 2p blocks of elements. what is the inert gas of this row?

Which method would be effective for separating salt and water in a mixture? A. evaporation B. using a magnet C. observing color differences D. chromatography

Which of these is a mixture? A. carbon b. oxygen c. air d. Carbon Dioxide

Action - reaction forces don't cancel each other. A. True B. False

An equilibrium is dynamic. True False

In a lab, a student dissolves 6.9 g of sodium chloride (NaCl) in 125 g of water (H2O). What is the molality concentration of the solution?

Audrey is driving 50 miles in 2 hours what is her average speed?

Water has a specific heat of 4184 J / (kgK) how much energy is needed to increase the temperature os a kilogram of water 5C?