In the equation below, 52 grams of sodium (Na) reacted with 43 grams of water (H2O)2Na +2 H2O ➡️ 2 NaOH + H2If 10 grams of hydrogen gas (H2) is produced by this reaction, what is the mass of sodium hydroxide (NaOH) that is produced?

Aplane takes off from an airport and flies to town a, located d1 = 215 km from the airport in the direction 20.0° north of east. the plane then flies to town b, located d2 = 230 km at 30.0° west of north from town a. use graphical methods to determine the distance and direction from town b to the airport. (enter the distance in km and the direction in degrees south of west.)

Which safety measures should you follow during a thunderstorm? check all that apply. (a) avoid touching anything that conducts electricity. (b) avoid touching a person who has been struck by lightning. (c) go outside. (d) keep your computer turned off. (e) stay out of water. (f) stay inside.

Acar drives toward the right over the top of a hill, as shown below. which arrow represents the centripetal acceleration? w x y z