Which of the following metals is the most reactive and why?

copper

sodium

magnesium

zinc

Concentration in ppm containing 30 grams NaNO3 in 70 grams H2O

How many moles of carbon dioxide gas can be produced when 12.8 moles of benzene (C6H6) react with excess oxygen? Unbalanced equation: C6H6 + O2 → CO2 + H2O Show, or explain, all of your work along with the final answer.

Calculate the ph of a buffer that is 0.12 m in lactic acid and 0.11 m in sodium lactate

Real gases behave most nearly like ideal gases at 1. low temperatures and low pressures. 2. high pressures and low molar masses. 3. high temperatures and high pressures. 4. low temperatures and high pressures. 5. high temperatures and low pressures.

In biomes located on land abiotic factors are used to classify the different biome types what are these abiotic factors

25 In general, for a gas at a constant pressure, A the temperature of the gas is inversely proportional to its volume B. the temperature of the gas is inversely proportional to its pressure C.

The vapor pressure of ethanol is 54.68 mm Hg at 25 °C. A nonvolatile, nonelectrolyte that dissolves in ethanol is saccharin. Calculate the vapor pressure of the solution at 25 °C when 8.054 grams of saccharin, C7H5NO3S (183.

What do microscopic producers supply the atmosphere with?

A particular form of electromagnetic radiation has a frequency of 8.11 x 10^14 hz. What is the energy in joules of one quantum of this radiation?

Which transition elements in the first transition series have anomalous electron configurations?