The muscles in arm 1 shown below are composed of 80% slow twitch and 20% fast twitch fibers. The muscles in arm 2 are composed of 20% slow twitch and 80% fast twitch fibers. Which arm would be able to perform the most repetitions with the 5 kg-dumbbell, and why?

Achemistry student needs of 40ml diethylamine for an experiment. by consulting the crc handbook of chemistry and physics, the student discovers that the density of diethylamine is 0.7 . calculate the mass of diethylamine the student should weigh out. round your answer to significant digits.

Juan created a chart to him study for a test. which headings best complete the chart? x: transparent objects y: opaque objects x: opaque objects y: transparent objects x: high frequency waves y: low frequency waves x: low frequency waves y: high frequency waves

At very high pressures, gases become and will eventually a) more dense; become hotter b) more dense; change to a liquid or solid c) less dense; combust d) less dense; turn into a liquid