3. How many moles of sodium are needed to react with sulfuric acid to produce 3.75 moles of

sodium sulfate according to the following (unbalanced) reaction:

Na + _ H2 (SO4) = __ Na2 (SO4) + __ Hz

What is the hybridization of carbon in nco-?

What happens to a ionic compound when it has fully been dissolved in water?

How many moles of CO2 are formed from one mole of CO?

How reactive is an atom of Sodium (na) and why?

Carbon dioxide (CO2) is a gas. What volume will 1 mole of this gas occupy at 760 torr and 572 K?

Describe a way that people might be able to solve each envioronmental problem listed below. coal mining can harm habitats and cause pollution.

A sample of methane gas occupies 4.50 gallons at a temperature of 80.0 F. If the pressure is held constant, what will be the volume of the gas at 100. degrees C?

Jack wants to know if it takes longer for warm water to freeze into ice cubes than cold water, so he performed the following experiment. Jack placed 50 mL of water in the refrigerator and allowed it to cool to a temperature of 4°C.

How to calculate average concentration

Suppose that you measure a pen to be 10.5 cm long. Convert this to meters.