Which equation represents the pythagorean theorem, which can be used to find the magnitude of resultant vectors? r = a + b r = a x b r2 = a2 x b2 r2 = a2 + b2

Will mark brainliest 26. which of these statements are true? (3 points) a. gases are compressible b. gases fill their containers completely c. the pressure of a gas is independent of the temperature d. gases have mass e. gases exert pressure f. the pressure of a gas is dependent on the volume g. gas pressure results from the collisions between gas particles h. gases have a definite volume and shape

When the water vapor cools it condenses select a number that represents his process on the

Sodium sulfate dissolves as follows: na2so4(s) → 2na+(aq) + so42- (aq). how many moles of na2so4 are required to make 1.0 l of solution in which the na concentration is 0.10 m?