What pressure in atmospheres (atm) is equal to 45.6 kPa?

Is cr2o3 a molecular or ionic compound?

Calculate the reaction enthalpy ΔrH when 1 mol of glucose is oxidized to acetic acid at 80°C. 2O2 (g) + C6H12O6 (s) →2CH3COOH (l) + 2CO2 (g) + 2H2O (l) Express your answer to four significant figures and include the appropriate units.

Name the phase change that occurs when a soild turns directly into a gas

Can ocean currents be caused by differences in water temperature

Under which conditions would the solubility of a gas be greatest? A. high pressure and high temperature B. high pressure and low temperature C. low pressure and high temperature D. low pressure and low temperature

Which is considered a chemical mutagen? tanning beds tobacco X-rays precious metals

Combining 0.380 mol Fe2O3 with excess carbon produced 13.7 g Fe Fe2O3 + 3C → 2Fe + 3CO What is the actual yield of iron in moles? What is the theoretical yield of iron in moles? What is the percent yield?

When a hydrogen electron makes a transition from n=3 to n=1?

If two electrons have same number of protons but different number of neutrons can they be atoms of the same element?

A gas has a pressure of 0.370 atm at 50.0 °C. What is the pressure at 22 °C, assuming volume remains constant? A.) 0.34 atm B.) 0.58 atm C.) 0.74 atm D.) 0.98 atm