Identify the TYPE of reaction. [Summary of Reaction Types] (b) Write correct formulas and symbols for elements as products and/or reactants.
[Polyatomic Ions/Cations & Anions Handout; Activity Series]

(c) Balance the equation using correct coefficients.
[Coefficients are always whole numbers in these examples IN FRONT of a compound or element]
Each reaction type is 5 points. Each formula is 4 points each. Coefficients are 3 points each.
The arrow, any symbol, and + sign separating reactants and products total 5 points in each reaction

#1 Sodium chlorate decomposes to yield sodium chloride and oxygen gas.

#2 Iron nails react with oxygen in the atmosphere to form ferric oxide.

#3 Aluminum nails fizz in hydrochloric acid [ HCl ] to produce aluminum chloride and hydrogen gas.

Amass of 100.0 g of solute is dissolved in water so that 850. ml of a 0.7500 m solution has been prepared. what is the molar mass of the solute?

Which characteristic of water it form droplets? a. low specific heat b. nonpolar structure c. high surface tension d. ability to dissolve substances

For a patient with the following pes statement and interventions, which would be the most appropriate monitoring and evaluating data? pes statement: inadequate calcium intake related to food and nutrition related knowledge deficit as evidenced by statements that the only dietary source of calcium is milk and she believes that she is lactose intolerant. patient’s nutrition prescription is for a diet providing 1200 mg calcium per day. patient was provided with in-depth nutrition education on alternative dietary and supplement sources of calcium. a. calcium intake (at subsequent visit) b. knowledge assessment by asking patient to identify food sources from menus and shopping list (at the end of the current visit) c. serum calcium (at next visit) d. both a and b e. both a and c