How many moles are in 4,55 X 10^23 molecules of CO2 (rounded)

When performing an acid base titration why is it important to swirl the solution?

What do 2 or more atoms form when they share electrons in a chemical bond element mixture ionic compound molecule

Match each term to its example. element compound ion isotopes cation anion A. an atom that has developed a positive charge B. sodium chloride (NaCl) C. an atom that has lost or gained an electron D.

How many atoms of Hydrogen in the reactants of the following equation? 3Ba (OH) 2 + 2Na3PO4 - -> Ba3 (PO4) 2 + 6NaOH 6 5 4 3 Remember that the coefficient at the front of the compound must be multiplied by any subscript.

If heat is released from water vapor, what phase change occurs?

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.