What type of reaction is this?
H2CO3 --> H2O + CO2
What is Decomposition?
200
What are atoms made of?
What are protons, neutrons, and electrons?
200
_______ is the distance between two corresponding waves
What is wavelength?
200
Mercury has a density of 13.6 g/mL. Assuming that I have 3.8 mL of it inside of an old school thermometer, what is the mass of that sample of mercury?
What is 51.7 g?
200
Which is a property of an acid?
A) slippery feel
B) taste bitter
C)taste sour
What is C?
200
What is the name of the substance/s that react in a chemical reaction?
What is reactants?
300
What are protons and neutrons made up of?
What are quarks?
300
What type of wave does a slinky show?
What is a longitudinal wave?
300
Interpret the following diagram.
What is B.
300
Which is true?
A) A substance with a pH less than 7 is a base
B) A substance with a pH more than 7 is a base
What is B
300
what is the name of the substance/s that are formed?
What is product?
400
When atoms are farthest away from each other what state of matter are they in?
What is gas?
400
The _________ is the high part of a transverse wave and the _________ is the low part of a transverse wave
What is crest,trough?
400
A rock with a mass of 875 grams is dropped into a tank of water that has 500. mL of water in it. When the rock enters the water, the water level rises to 670. mL. What is the density of that rock? Include units.
What is 5.15 g/mL?
400
Which is a base?
A)household ammonia
B)vinegar
C)citrus fruits
What is A
400
What type of reaction is this?
MgCl2 + NaOH --> Mg(OH)2 + NaCl
What is Double Replacement?
500
When atoms are closest together what state of matter are they in?
What is solid?
500
What are mediums made of?
What is solids, liquids, and gases
500
A brick that has the following dimensions (0.1 m X 0.25 m X 0.2m). It also has a mass of 575 grams. What is the density of this block in kg/m^3?
What is 115 kg / m^3
500
True or False?
Acids are electron donors
What is false?
500
What is the type of reaction where one element replaces another in a compound?