12/15/18

Peoples senses can help them determine the physical properties of a material

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12/15/18

How much heat is required, in joules, to raise the temperature of 15.0 g of water from 50 °C to 100 °C?
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12/15/18

The majority of salts are neutral. Do you agree or disagree with this statement? Explain answer.
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12/14/18

The volume occupied by 500mg of ceftriaxone is 0.2mls, we want to reconstitute the ceftriaxone to 500mg/4mls, how much diluent (sterile water or NS) would we add to achieve this concentration?
The volume occupied by 500mg of ceftriaxone is 0.2mls, we want to reconstitute the ceftriaxone to 500mg/4mls, how much diluent (sterile water or NS) would we add to achieve this... more
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12/14/18

a graduated cylinder holds 21 mL of water. An object is placed in a graduated cylinder raising the water level to 48 mL.what is the volume of the object?
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12/14/18

how long will it take for 100 grams of a substance with a half-life of 50 grams A) 1 year B) 2 years C) 1 half of a year D) 2 1/2 years

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12/14/18

The order is: Potassium Chloride Solution 30 mEq PO Bid. Available: Potassium Chloride Solution is 45 mEq/15 ml. How many ml of Potassium Chloride should you administer?
The order is: Potassium Chloride Solution 30 mEq PO Bid.         Available: Potassium Chloride Solution is 45 mEq/15 ml.         How many ml of Potassium Chloride should you... more
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12/14/18

The order is Solu-Medrol 3mg/kg for a child weighing 20 kg, Solu-Medrol is available as 125 mg / 2 ml. How many ml(s) must the nurse administer?
The order is Solu-Medrol 3mg/kg for a child weighing 20 kg, Solu-Medrol is available as 125 mg / 2 ml. How many ml(s) must the nurse administer?
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12/14/18

The order is 500 mg of Rocephin to be taken by a 7 kg infant every 8 hours.

The order is 500 mg of Rocephin to be taken by a 7 kg infant every 8 hours. The medication label shows that 75-150 mg/kg per day is the appropriate dosage range. How much will the... more
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12/14/18

Your patient weighs 75 kg and you are ordered to infuse 250 mg Dobutamine in 500 ml NS at 10 mcg/kg/min. How many milligrams of Dobutamine will infuse per hour?

Your patient weighs 75 kg and you are ordered to infuse 250 mg Dobutamine in 500 ml NS at 10 mcg/kg/min. How many milligrams of Dobutamine will infuse per hour?  
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12/14/18

strugglingwith this question

The total amount of sodium in 2 hot and 3 cups of cottage cheese is 4,720 mg. The total amount of sodium in 5 hot dogs and 2 cups of cottage cheese is 6,300 mg. How much sodium is in a hot dog? How... more
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12/14/18

At a temperature of 47 ° C, the size of any mass mass 640cm and pressure 75 cmHg When the heat is used without any change in the volume, which temperature will double the temperature of the gas?
At a temperature of 47 ° C, the size of any mass mass 640cm and pressure 75 cmHg When the heat is used without any change in the volume, which temperature will double the temperature of the gas?
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12/14/18

Equilibrium Constant K Problem
If the combustion of C4H10(g) has K200°C = 2.5x104, find K200°C for the formation of C4H10(g) from its elements at these conditions
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12/14/18

Need help with this level four question below.
A chemistry teacher needs to make 10 L of 42% sulphuric acid solution. The acid solutions available are 30% sulphuric acid and 50% sulphuric acid, by volume. How many liters of each solution must... more
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12/14/18

What will happen to a cell if it is placed inside a salt solution with the same concentration as the inside of a cell?
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12/13/18

When the speed of a car increases from 10 mph to 45 mph in 20 seconds what is it called

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12/13/18

Chemistry help!
Helium has a higher Ionization Energy than any other element. What is the cause of this seeing as the nuclear effective charge is only 2? Please explain using the nuclear effective charge why... more
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12/13/18

How many mL of 0.15 M NaOH will be required to completely titrate 10.0 mL of 0.200 M H₂SO₄?
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12/13/18

Calculate her average speed in km/h.
A girl takes 30 minutes to travel around a cross-country ski course: a distance of 10 km. Calculate her average speed in km/h.
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12/13/18

True or false. A receptor may act as a signal. Explain and justify your answer.
True or false. A receptor may act as a signal. Explain and justify your answer.
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12/13/18

Describe how protein kinases and protein linked receptors may interact in a signal transduction cascade?
Describe how protein kinases and protein linked receptors may interact in a signal transduction cascade?
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12/12/18

As a sample of water turns to ice ?? Please help!
Q. As a sample of water turns to ice? A. New molecules are formedB.the mass of the sample is increased C.The arrangement of molecules changeD.Energy is absorbed by the molecules
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12/12/18

What type of substances are the atoms held together by metallic bonding?
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12/12/18

what is a characteristic shared by ionic compounds and molecules in regards to formulas?
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12/12/18

What type of compounds have the least ionic character?
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