Part A Technetium-99m has a half-life of 6.0 hours. Assume you started with 28 mg of technetium-99m and 24 hours have passed, which is equivalent to 4 half-lives. How much technetium-99m remains?

Explain which atom l or m is more stable and why

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

In water, a strong acid will break down into its component parts. a. completely b. partly c. never in water, a weak base will break down into its component parts. a. completely b. partly c. never