What is the mass of 1.00 mol of oxygen

A Canadian, driving in the U. S. A., fuels their car at a cost of US$3.82 per gallon (US). The current monetary exchange rate is 0.942 US$/Can$. The density of the fuel is 0.674 g/mL. a) What is the mass of Can$30.

1. Construct Explanations How does the time at which you see things happen at a baseball game compare to the time when you hear things happen? Explain your answer.

The iceman known as Otzi was discovered on a mountain on the Austrian-Italian border. Samples of his hair and bones had carbon-14 activity that was about 12.5% of that present in new hair or bone.

If 30g of HCl is reacted with excess NaOH, and 10g of NaCl is produced, what is the theoretical yield of the experiment?

A chemical reaction release 55.2 kcal. How many kilojoules does this correspond to?

Use Boyle's Law to explain what would happen to the volume of a helium - filled balloon if it was carried underwater by a diver to increasing depths and higher pressure. Assume that the temperature of the gas remains constant.

Name seven characteristics that can be used to define a mineral

How would the composition of an atom change both the atomic number and mass number each increase by one

As the human population grows, some minerals in everyday products could become scarce. Which of the following is the best way to address this problem?

It is true/falseit that when hydrogen cyanide, h c n, dissolves in water, the solution is weakly conducting and acidic in nature. This is because hydrogen cyanide, h c n is a blank that blank support the movement of charge.