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You are teaching a newly diagnosed diabetic patient how to administer insulin. Your instructions will include inserting the needle what angle? 

You have the following order: Vantin 100mg po qid x’s 10 days for a 4-year old child with pharyngitis weighing 45lbs.  The recommended safe dose range for children 5mos to 12years is 5mg/kg q12 hours with a maximum of 100mg/dose and maximum 24 hour total dose of 200mg.    Based on the recommended safe dose range of this medication when compared to the patients order, will you administer this medication?

Spectator ions do not participate in a chemical reaction.

Solve in a scratch paper and submit to instructor afterwards. You must show all your work!! Epinephrine, like many biochemical compounds, is composed of carbon, hydrogen, oxygen, and nitrogen. The percentage composition of the hormone is 59.0% C, 7.15% H, 26.2% O, and 7.65% N. Determine the empirical formula. Answer: C[BLANK-1]H[BLANK-2]O[BLANK-3]N[BLANK-4]

In the reaction between Ba(NO3)2 and Na2SO4, the following statement is true:

What volume of a 1.00 M HCl solution is required to create 200 mL of a 0.250 M HCl solution?

How many helium atoms are present in 3.0 × 10−2 moles of the gas?

If 92.8 grams of sodium nitrite is dissolved in sufficient water to prepare 2.3 L of water, the resulting solution has a molarity of:

Which of the following illustrates the balanced reaction of iron and oxygen to form iron (II) oxide?

Silver chloride is a soluble salt.