Scientific Notation
Convert the following number to scientific notation:
10300
1.03 x 104
Convert the following measurement to the given units (3 sigfigs):
13.0 in --> ft
1.08 ft
What is the formula for density?
Mass/Volume
What PPE should be used during labs?
gloves AND goggles
How many significant figures does the following number have?
800
1
Convert the following number to scientific notation:
0.000134
1.34 x 10-4
Convert the following measurement to the given units (3 sigfigs):
3.45 atm --> torr
2620 torr
mass = 45.2 g, volume = 15 mL, density = ?
3.01 g/mL
A chemical splashes into your eye! What do you do?
Rinse your eye out at the eyewash station. (Also, a partner should tell the instructor)
How many significant figures does the following number have?
1.57 x 1023
3
Convert the following number to scientific notation:
1234500.
1.234500 x 106
Convert the following measurement to the given units (3 sigfigs):
10.0 km --> m
1.00 x 103 m
mass = 184.29 g, volume = 9.28 mL, density = ?
19.86 g/mL
What piece of equipment is used to measure small amounts of liquid precisely?
Graduated cylinder
How many significant figures does the following number have?
101.5670
7
Convert the following number in scientific notation to the number:
1.360 x 103
1360.
Convert the following measurement to the given units (3 sigfigs):
4.00 L --> gal
1.06 gal
density = 67.4 g/mL, volume = 0.38 mL, mass = ?
25.61 g
What should you do if a piece of glassware breaks?
Tell the teacher and carefully place the broken pieces in the glass bin
How many significant figures does the following number have?
50.
2
5.6700 x 102
567.00
Convert the following measurement to the given units (3 sigfigs):
5.90 mi/hr --> m/s
2.64 m/s
density = 66.04 g/mL, mass = 385.21 g, volume = ?
5.83 mL
When is it ok to eat and drink in the lab?
When we aren't doing an active lab with chemicals
How many significant figures does the following number have?
0.0078000
5