Dimensional Analysis
0.006 mg = _________ mcg
1 mg = 1000 mcg
What is 6 mcg?
The three forms of matter
What is solid, liquid, and gas?
Define group
What is a column on the periodic table of elements with similar chemical properties?
Which measurement is most accurate? Most precise? Mass is 27.3 g
27.32157
27.3199
26.42
27.0
What is
Most accurate: 27.3199
Most precise: 27.32157 ?
The reason equations must be balanced
What is the law of conservation of mass?
20 mL = _________ tsp
1 mL = 0.20 tsp
What is 4 tsp?
Two categories of matter
What is pure substance and mixture?
The last group on the periodic table
What are the noble gases?
Significant figures in 400.
What is 3?
Balance the equation.
___ Rb + ___ RbNO3 -> ___ Rb2O + ___ N2
What is
10
2
6
1?
Your client is receiving an IV nitroglycerin gtt. (50 mg/250ml normal saline). The nurse needs to set your volumetric pump at what mL/hour to deliver 10 mcg/min?
What is 3 mL/hour?
Alcohol: pure substance or mixture?
What is a pure substance?
Carbon is: metal, nonmetal, or metalloid
What is a nonmetal?
In a shipment of airplane parts, 3% are known to be defective. If 15 parts are food to be defective, how many parts are in the shipment?
What is 500 parts?
___ Ca3(PO4)2 + ___ SiO2 + ___ C -> ___ CaSiO3 + ___ CO + ___ P
What is
1
3
5
3
5
2 ?
The client weights 132 pounds and is receiving a dopamine (400mg/500ml) infusion at 22.5 ml/hr per volumetric pump. How many mcg/kg/min is being given?
1000 mcg = 1 mg
60 min = 2 hr
What is 5 mcg/kg/min?
Carbon dioxide: element or compound?
What is a compound?
What is boron: metal, metalloid, nonmetal?
What is a metalloid?
What volume of silver metal will weigh exactly 2500.0 g. The density of silver is 10.5 g/cm^3?
What is 238 cm^3?
___ K + ___ B2O3 -> ___ K2O + ___ B
What is
6
1
3
2 ?
Dobutamine has been ordered forapatient weighing 84.9 kg at 2.5 mcg/kg/min. The solution strength is 500mg dobutamine in 250 ml of D5W. At what rate should the medication be infused (mL/hour)?
1000 mcg = 1 mg
60 min = 1 hr
What is 6.36 mL/hr?
Identify the physical and chemical changes.
Silver tarnishes
Pancakes cook
Paper towel absorbs water
Food is digested
What is
chemical
chemical
physical
chemical?
Name all the halogens.
What is F, Cl, Br, and I
Solve the equation (consider significant digits).
1.6 km + 1.62 m + 1200. cm =
1000 m = 1 km
100 cm = 1 m
(Answer in meters).
What is 1.2 x 103 or 1.20 x 103 or 1203 m?
Based on the conversion
_AsCl3 + _NaBH4 -> _AsH3 + _NaCl + _BCl3
What is
4
3
4
3
3 ?