Sodium hydroxide + nitrate acid

What is the volume of 1.2 moles of oxygen gas (o2) at 295 k and 1.2 atm? 18 l 22 l 24 l 78 l

Explain what happens to energy and matter during a chemical reaction.

There is a 30 g sample of Be-11. It has a half-life of about 14 seconds. How much will be left after 28 seconds? A. 3.75 gB. 7.5 gC. 15 gD. 30 g

A chemical formula shows the kind and number of Atoms that form a what? compound, mixture, solution, or suspension

Which of the following values of x is in the solution set of 2x + 4 > 14?

8) What is the molarity (M) of an aqueous solution containing 22.5 g of sucrose (C12H22011) in 35.5 mL of solution? A) 3.52 M B) 1.85 x 10-2M C) 0.104 M D) 0.0657 M E) 1.85 M

D5W is a solution used as an intervenous fluid. It is 5.0% by mass solution of the dextrose (C6H12O6) in water. if the density of D5W is 1.029 g/ml. Calculate the molarity of the dextrose in the solution.

In the titration of sodium oxalate with potassium permanganate, pure sodium oxalate (Na2C2O4, MM = 133.9985 g/mol) is used to find an accurate Molarity of a potassium permanganate (KMnO4) solution. If 98.

Who is the first scientist that discovered DNA?

In a certain city, electricity costs $0.16 per kW⋅h. What is the annual cost for electricity to power a lamppost for 7.00 h per day with a 100.