Properties of Water
Name 2 properties of water.
Cohesion, adhesion, high heat capacity, surface tension, density, heat of vaporization, solvent, capillary action
What are the numbers on the pH scale?
0-14;1-14
What do chemical bonds do?
Hold atoms together
Differentiate between a reactant and product
A reactant goes into a reaction; a product is what is created from the reaction
Which state was the first McDonald's opened in?
California
What is a water molecule made up of? Include the charges.
H2O- 2 positive hydrogen and one negative oxygen
What number on the pH scale is a basic solution?
8-14
Which type of bond connects atoms by sharing electrons?
Covalent bond
Which organelle does photosynthesis take place in? Which organelle does cellular respiration take place in?
Chloroplast, mitochondria
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Water sticking to other water molecules is known as...
Water sticking to other substances is known as...
Cohesion; adhesion
What number on the pH scale is an acidic solution?
0-6
This is a type of covalent bond that holds together amino acids
Peptide bond
The process of converting radiant energy into usable energy is known as...
Photosynthesis
Which soccer player has scored the most goals of all time?
Ronaldo
Oil repels water. This is known as which kind of substance? Salt dissolves in water. This is known as which kind of substance?
Hydrophobic; hydrophilic
Water should have a pH of ________. This is which type of pH?
7- neutral
This bond connects a positive hydrogen atom to a negative atom.
Hydrogen bond
6co2+ 6h2o ---> 6o2 + C6H12O6
What is the most expensive car in the world in 2026?
Rolls Royce La Rose Noire Droptai - $32 million
Which bond holds together the hydrogen and oxygen in a water molecule? Which bond holds together two separate water molecules?
Covalent; hydrogen
Describe the relevance of H+ and OH- in pH
When an acid mixes with water it releases more H+; when a base mixes with water it releases OH-
Ionic bond
Give the reaction for cellular respiration
C6H12O6 + 602---> 6h20 +6co2
What is the most popular name in the United States?
Michael