Atoms of which element contain 25 protons?

Rolls of foil are 302 mm wide and 0.018 mm thick. (The density of foil is 2.7 g/cm3.) What maximum length of foil can be made from 1.19 kg of foil?

Which change will always result in an increase in the gravitational force between two objects? o increasing the masses of the objects and increasing the distance between the objects O decreasing the masses of the objects and decreasing the distance

In which cases do you expect deviations from the idealized bond angle?

The addition of which nation transformed the group of 7 into the group of 8?

Which of the following statements is true of the critical temperature of a pure substance? A. The critical temperature is the temperature above which the liquid phase of a pure substance can exist. B.

Which of the following gases is produced by a storage battery when it's charging?

Ann and Carol each lift the timber with a force of 80 kg/m/s2. If they lift the timber a distance of 1.25 meters, how much work is each woman doing? Question 1 options: 64.00 J 78.75 J 81.25 J 100.00 J

If there are 2.54cm in an inch, how many inches are in 14.8cm?

Given the reaction: 2 Na (s) + Cl 2 (g) → 2 NaCl (s) The conversion factor for chlorine gas to sodium chloride is: 1 mol Cl 2 ≡ 2 mol NaCl. True or false?

Taking a cross section of a fiber can reveal what?