Intro to Chem
The fifth step in the scientific method
What is analyze data?
Number of sig figs in the following definition: 1 mile = 5280 ft
What is infinite?
Represents a ratio based on an equivalence statement between two measurements
What is conversion factor?
The degree difference between freezing and boiling points of water on the Fahrenheit scale
What is 180 degrees?
An element that belongs in the noble gases group
What is helium, neon, argon, krypton, xenon, radon?
A quantitative observation
What is a measurement?
The number of sig figs in the following number: 1000.0
What is 5?
The SI unit for mass
What is kilogram?
The freezing point of water in Kelvin
What is 273 K?
The Group number(s) of the transition metals
What is Group 3-12?
Define chemistry
What is the science that deals with the materials of the universe and the changes that these materials undergo?
93,745 rounded to 4 sig figs
What is 93,750 OR 9.375 x 104?
3500 g to kg
What is 3.5 kg?
The unit for density of a gas
What is g/L?
The name of Group 17 on the periodic table
What is halogens?
The part of an experiment that is purposely manipulated
What is independent variable?
The answer to the following calculation in the correct number of sig figs:
97.381 + 4.2502 + 0.99195
What is 102.623?
4.0 weeks to seconds
What is 2,400,000 OR 2.4 x 106 seconds?
22.5 degrees C in Kelvin
What is 295.5 K?
The elements that are liquid at room temperature
What is mercury and bromine?
An interpretation or possible explanation of why nature behaves in a particular way
What is a theory?
The answer to the following calculation in the correct number of sig figs:
(2.3232 + 0.2034 - 0.16) x (4.0 x 103)
What is 9500 OR 9.5 x 103?
2875 inches to miles
The volume reading the water level will rise to if 52.4 g of iron is added to 75.0 mL of water in a graduated cylinder. (Density of iron = 7.87 g/cm3)
What is 81.7 mL?
The 5 groups of metals on the periodic table
What is alkali metals, alkaline earth metals, transition metals, lanthanides, and actinides?