Why are resources limited

Calculate the mass of water produced when 4.86 g of butane reacts with excess oxygen.

Give me the summary of the movie "interstellar" in your own words.

Which general trends in first ionization energy and electronegativity values are demonstrated by group 15 elements as they are considered in order from top to bottom (1) The first ionization energy decreases and the electronegativity decreases.

Equal volume of solutions with pH equal to 4 and pH equal to 10 are mixed. pH of the resulting solution is

According to the law of conservation of mass, if an element A has an atomic mass of 2 mass units and element B has an atomic mass of 3 mass units, what mass would be expected for compound AB? for compound A2B3?

If you made 6 moles of NO2 How many grams of N2 did you use N2+2O2> 2NO2

At what temperature in Kelvin will 0.0965 moles of chlorine exert a pressure of 2.02 atm at a volume of 0.652 L?

How can a mixture of nails and sawdust be most efficiently separated into its component parts? A:By cooling it B:By filtering it C: By using a magnet D:By using a catalyst

A 10.0 L balloon contains helium gas at a pressure of 655 mmHg. What is the new pressure, in mm Hg, of the helium gas if the volume is 20.0 L and if there is no change in temperature or quantity? 6550 mmHg 1000 mm Hg 1310 mmHg 300 mm Hg

Restate Newtons first law in terms of acceleration