The empirical formula for a compound is ch2o, and the molar mass is 180.2 g/mol. which is the molecular formula for this compound?

Criteria for evaluating alternative solutions includes all of the following except: a. Appropriateness b. Prediction c. Adequacy d. Efficiency

What is the formula for a compound made from silver (ag) and oxygen (o) ?

The temperature of 500.0 g of water contained in a calorimeter increased from 20.0 °C to 50.0 °C when 5.00 g of fuel was burned to completion. What is the ΔH of this combustion reaction? (The specific heat of water is 4.

According to Ohm's law, which combination of units is the same as the unit for resistance?

In one of your trials you placed 5.5 grams of salt in 10 ml of water. Use this information to answer the following questions. a. What is the w/w%? b. What is the w/v% c. How many moles of NH4Cl are used? Remember, moles = mass/molar mass d.

How many molecules are there in 0.035 moles of CO2? O A) 1.5 molecules O B) 1.8 x 1018 molecules O C) 5.8 x 10-26 molecules OD) 2.1 x 1022 molecules

Write the full ground-state electron configuration for each: (a) Br (b) Mg (c) Se

71.89 g CO2 = _g C6H12O6

The cyanide ion (CN-1) is highly toxic, but can be remediated in solution by redox reaction with the hypochlorite ion (the principal component of bleach).

26.8 moles of argon contain how many atoms? OA) 2.24 x 1022 atoms O B) 1.61 x 1023 atoms O C) 2.24 x 1024 atoms OD) 1.61 x 1025 atoms