Chemistry homework help

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chemistry quiz ..

I have chemistry quiz in class .. need help 

Chemistry

question 1. What is the role of the skeletal system?

question 2. What is peak bone mass?

question 3. What is the chemical basis for these methods? Analyze the most current ideas about healthy bones.

question 4. What are dietary supplements?

question 5. What is the definition of a mega dose? Does that amount vary from nutrient to nutrient?

question 6. Have you heard of the CAM (Complimentary and Alternative Medicine) branch of the National Institutes of Health? What do they do?   

 

What mass of co2 do you introduce into the earths atmosphere by completely burning

What mass of co2 do you introduce into the earths atmosphere by completely burning one tank of gasoline in your automobile? Assume octane = 114.23 g/mole density of octane = 0.707 kg/L your tank holds 22.5 gallons of gasoline provide the answer in (U.S. Customary or imperial) pounds and kilograms.

chemistry

i have exam on this wednesday 

i want to make sure to get A on this test 

i will send a picture to you then do it quilckly and send it back

it is general chemistry 

the exam on 2/3/2016 time is 5;30 pm to 8 pm

chemistry

I have a quiz next Wednesday ...

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