What is the percent concentration of a sodium fluoride solution made be dissolving 65.4 grams of sodium fluoride in 125.1 grams of water?

Which object forms when a supergiant runs out of fuel? a red giant a black hole a white dwarf a neutron star

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

What is a substance? a. a physical property of matter b. a chemical property of matter c. an element or compound that cannot be physically separated d. characteristics used to tell the difference between mixtures