Acube of iron (cp = 0.450 j/g•°c) with a mass of 55.8 g is heated from 25.0°c to 49.0°c. how much heat is required for this process?

Estimate the molar mass of the gas that effuses at 1.6 times the effusion rate of carbon dioxide.

Two nails have identical sizes and shapes. in one nail, 20 percent of the domains are lined up. in the other nail, 80 percent of the domains are lined up. which has stronger magnetic force? first answer gets brainliest!

In which region is the substance in both the solid phase and the liquid phase? 1 2. 3 4 mark this and return save and exit next