Macronutrients
A disaccharide is a polymer made of...
What are two monosaccharides?
The relationship between a "food" Calorie and a "scientific" calorie?
The bond that holds together a metal and nonmetal via electrostatic attractions.
What is an ionic bond?
A sharing of electrons between an nonmetal and a nonmetal
What is a covalent bond?
The building blocks of protein.
What are amino acids?
The scientific name for a fat molecule
What is a a triglyercide?
A technique that you can use to measure the transfer of heat into or out of a system during a chemical reaction or physical process.
What is calorimetry?
The chemical formula for a compound containing H and Cl?
What is HCl?
Number of valence electrons in a nitrogen atom.
What are 5 valence electrons?
The bond formed between amino acids to form a protein.
What is a peptide bond?
What is nitrogen?
A tablespoon of peanut butter contains 418 kJ. Give this value in Calories.
100 Calories
The chemical formula for a compound containing Mg and O.
What is MgO?
A carbon atom is bonded to two oxygen atoms. What is the chemical formula for this compound? Draw its Lewis dot structure.
Organic compounds required by your body that are absorbed into the blood stream through our intestines from fat-contain foods
What are fat-soluble vitamins?
Unsaturated fats are different from saturated fats because they have...
What are carbon-carbon double bonds?
A Big Mac with 590 Calories contains this many calories
What is 590,000 calories?
(1 Cal = 1000 cal)
A positively charged ion formed by a metal.
What is a cation?
Two oxygen atoms are bonded to each other. What is the chemical formula for this compound? What is the Lewis dot structure for this compound?
Lewis dot structure for O2 (oxygen gas).
Minerals are consumed in this form
What is their ionic form?
True or False: All proteins are enzyme.
Defend your answer.
What is false? Only proteins that can catalyze (or speed up) a chemical reaction are enzymes. Not all proteins can do this, so not all proteins are enzymes.
A Big Mac with 590 Cal contains this many kilojoules
2469 kJ
(1 Cal = 4.18 kJ)
The chemical name for Al2O3.
What is aluminum oxide?
Two carbon atoms are bonded to each other. Hydrogens (6) fill in the rest of the covalent compound so all atoms have a full valence shell. Draw the Lewis structure.
Lewis dot structure for C2H6 (ethane).
What is the danger of fat-soluble vitamins when consumed in excess?
Because fat soluble vitamins are absorbed into the blood stream through our intestines, they can accumulate in the body at toxic levels if too much is administered.