Atank of gas has partial pressures of nitrogen and oxygen equal to 1.61 ã— 104 kpa and 4.34 ã— 103 kpa , respectively. what is the total pressure of the tank?

Aroller coaster is traveling at 13 mi./s when you purchase a hill that is 400 m long and down the hill exonerate at 4.0 m/s squared what is the final velocity of the posterior found your answer to the nearest number

Salt in oceans comes from and of rocks

Covalent bonds generally form when the bonded elements have a difference in electronegativity less than 1.5. subtract the electronegativities for the following pairs of elements and predict whether they form a covalent bond. electronegativity difference of c and c: ionic covalent electronegativity difference of mg and cl: ionic covalent