SI Units
What is 10 meters in kilometers?
0.01 km
What is deci?
This prefix means one tenth (10^-1)
What is a mixture?
It consists of two or more substances that are not chemically combined
What is the ability to do work?
Energy
The number of significant figures in 1.8
2
What is 60 liters in milliliters?
60,000 milliliters
What is centi?
This prefix means one hundredth (10^-2)
What is a compound?
A combination of two or more elements chemically combined in a fixed ratio
What is the specific heat of water?
4.18 joules per gram Celsius or Kelvin
The number of significant digits in 18.0
3
What is 526 kg grams in milligrams?
526,000,000 or 5.26x10^8
What is milli?
The prefix for one thousandth (10^-3)
What has mass and volume (takes up space)?
Definition of matter
Find the amount of energy when 25 g of water changes from 10 degrees Celsius to 25 degrees Celsius
1567.5 Joules
The number of significant digits in 0.02
1
What is 192 degrees Celsius in Kelvin?
465 Kelvin
What is kilo?
The prefix that means one thousand (10^3)
What is a homogeneous mixture?
A kind of mixture that is the same throughout
When 84 joules of heat are added to 2.0 grams of water at 15 degrees Celsius, what will be the final temperature of the water?
25 degrees Celsius
The number of significant digits in the product of 3.2 and 4.15
2 (actual answer 13)
What is 592 Kelvin in degrees Celsius?
319 degrees Celsius
What is micro?
The prefix that means one millionth (10^-6)
What is a heterogenous mixture?
The kind of mixture that is not the same throughout
The temperature of 30.0 g of water was raised to 60.0 degrees Celsius by the addition of 4180 joules of heat energy? What was the initial temperature of the water?
26.7 degrees Celsius
The number of significant digits in the sum of 4.134 and 8.25
4 (actual answer 12.38)