Two facts about calorimetry

How many moles of Atoms are in 4g of sulphur

Convert 0.00039 Mm to millimeters

What can be made in a field or laboratory

If you are given a 1.0 L (1000mL) of an unknown liquid which has the mass of 500 grams it is most likely which of the above substances? Show work to back up your answer. Distilled water density 1.0 g/cm^3 propane density 0.

A chemist prepared aqueous solutions of two weak acids: solution A is hydrazoic acid (HN3), and solution B is propanoic acid (HC2H5CO2). At 25°C, the acid-dissociation constant (Ka) for hydrazoic acid is 2.

What is dexamethazone?

Is S + O2-> 2H2O + 483.6 KJ exothermic or endothermic

An aspirin tablet contains 81.0 mg of aspirin, which has the molecular formula, c9h8o4.

If you have 6 moles of CH4 how many moles of H2O can be produced

What is the definition of substance in your own words.