A0.600-kg piece of metal x is heated to 100â°c and placed in an aluminum can of mass 0.200-kg which contains 0.500 kg of water initially at 17.3â°c. the final equilibrium temperature of the mixture is 20.2â°c, what is the specific heat of metal x? the specific heat of aluminum is 910 j/kg â k.

Agas mixture with a total pressure of 745 mmhg contains each of the following gases at the indicated partial pressures: co2, 245 mmhg ; ar, 119 mmhg ; and o2, 163 mmhg . the mixture also contains helium gas. part a what is the partial pressure of the helium gas? phe p h e = nothing mmhg request answer part b what mass of helium gas is present in a 10.2-l sample of this mixture at 283 k ? m m = nothing g request answer

What is the formula of the ionic compound composed of calcium cations and chloride anions

Which molecules are more strongly attracted to one another -c3h8o molecules that make up liquid rubbing alcohol or ch4 molecules that make up methane gas