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abruzzese [7]
3 years ago
5

Which two planets have the same density ?

Chemistry
1 answer:
iogann1982 [59]3 years ago
3 0

Answer:

Uranus and Neptune

Explanation:

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Put the following metric units in order from largest to smallest pL, mL, dL, kL
earnstyle [38]

Answer:

kL, dL, mL, pL

Explanation:

pL stands for picoliters. This is equal to 1 × 10⁻¹² (0.000000000001) liters.

mL stands for milliliters. This is equal to 1 × 10⁻³ (0.001) liters.

dL stands for deciliters. This is equal to 1 × 10⁻¹ (0.1) liters.

kL stands for kiloliters. This is equal to 1 × 10³ (1000) liters.

8 0
3 years ago
The density of ethanol is 0.789 g/mL. Find the mass of a sample of ethanol that has a volume of 150.0 mL
klemol [59]

Answer:

The mole is a key unit in chemistry. The molar mass of a substance, in grams, is numerically equal to one atom’s or molecule’s mass in atomic mass units.

Explanation:

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7 0
3 years ago
A gas occupies 18.7 L at standard temperature. What is its volume at 200.5 °C
nexus9112 [7]

Answer:

32.4 L

Explanation:

Note 1:

The Standard Temperature and Pressure (STP) is  defined by IUPAC as air at 0 gradius Celcius and 1 bar.

Note 2:

The Ideal Gas Law is used for solving this problem.

......

Please see the step-by-step solution in the picture attached below.

Hope this answer can help you. Have a nice day!

7 0
4 years ago
Which piece of evidence did Alfred Wegener's original theory of continental drift have access to?
alukav5142 [94]

Answer:

the fossil clues and rock clues and the coastlines

Explanation:

hope this helps

5 0
3 years ago
HELP ME PELASE I JUST NEED THIS LAST QUESTION!
alexgriva [62]

Answer:

BaSO4

Explanation:

i tried, hope it helped

5 0
3 years ago
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