A32.5 g iron rod, initially at 21.8°c, is submerged into an unknown mass of water at 63.3°c, in an insulated container. the final temperature of the mixture upon reaching thermal equilibrium is 58.9°c. what is the mass of the water?

Utah's great salt lake has an average salinity seven times higher than that of the oceans. very few multicellular organisms live in this harsh environment. an example is the brine shrimp, which must devote a large portion of its metabolic energy to osmoregulation. these brine shrimp must available hint(s)utah's great salt lake has an average salinity seven times higher than that of the oceans. very few multicellular organisms live in this harsh environment. an example is the brine shrimp, which must devote a large portion of its metabolic energy to osmoregulation. these brine shrimp must pump water back into their cells to counter its loss due to osmosisactively pump water back out of their cells to counter its inflow due to osmosissynthesize membranes that are impermeable to substances that upset osmotic balanceactively pump salt back out of their cells to counter its inflow due to osmosis

What are similarities and differences of reflection, refraction, diffraction and absorption?

4. if you were an astronaut on the moon, what would you experience? what would you see from your perspective?