Search & Filtering
Butane, C4H10, is an easily liquefied gaseous fuel. Calculate the density of butane gas at 0.897 atm and 24°C. Give the answer in grams per liter
The barometric pressure measured outside an airplane at 9 km (30,000 ft) was 259
mmHg. Calculate the pressure in kPa.
A bacterial culture isolated from sewage produced 35.5 mL of methane, CH4, at 31°C and 753 mmHg. What is the volume of this methane at standard temperature and pressure (0°C C, 760 mmHg)?
Gaseous SO2Cl2 decomposes into gaseous sulfur dioxide and gaseous elemental chlorine. Write the balanced equation for this reaction by writing all coefficients including “1” and states.
If 456 dm3
of krypton at 101 kPa and 21°C is compressed into a 27.0 dm3
tank at the
same temperature, what is the pressure of krypton in the tank?
formic acid, HCOOC, can decompose to fom carbon monoxide gas, CO, and liquid water. if 3.85 L of CO was collected by downward displacement of water at 25.0 degree celcius and 689 mmHg how many grams of formic acid were reacted
Why was it necessary to dispose the contents of the potassium iodide solution lead(II) nitrate solution vial into a separate waste container?
Zinc reacts with hydrochloric acid to form zinc chloride and hydrogen. What mass of zinc chloride could be produced if 25cm2 of hydrochloric acid of concentration 2.4 mol dm‐³ reacts with excess zinc
assign an oxidation number to each element in the reaction CO(g)
Briefly discuss why X-ray diffraction is inadequate for the study of Zeolites and suggest two techniques that would be more informative, rationalising your answer.
