1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
OverLord2011 [107]
3 years ago
15

Which expression of distance uses SI units?

Chemistry
1 answer:
Oliga [24]3 years ago
4 0
D) 500 meters
.............
:)
You might be interested in
How could you verify that you produced carbon dioxide in your combustion reaction? 2. what indication did you have that nh3 was
DanielleElmas [232]

1) Carbon dioxide is a gas, so when CO_{2} is evolved in the reaction, it appears as bubbles. The gas released extinguishes the fire and it can turn lime water milky.

Ca(OH)_{2} (aq) + CO_{2}(g) ----> CaCO_{3}(s) +H_{2}O(l)

2) When NH_{3} is released in a decomposition reaction we can identify by the strong pungent smell of the gas released.

3) Saturated citric acid can cause corrosion of the metal layers present in the pipes. So, before draining out any acid it is neutralized so that the pipes and other plumbing works do not get damaged leading to leaks in the drainage system.

5 0
3 years ago
Joshua hooks a rubber band between his thumb and forefinger. He moves his fingers apart, stretching the rubber band. With a quic
Gnoma [55]
<span>The elastic potential energy stored in the stretched rubber band changes to kinetic energy.</span>
5 0
3 years ago
Read 2 more answers
Please answer fast!!! what does base stand for in science
pychu [463]
There are multiple meanings for a base. A base can be a substance that accepts hydrogen ions, or it could be something that is not acidic, in other words meaning its pH is between 7 and 14.
8 0
3 years ago
Which individual elements make up the following common
Sophie [7]

Answer:

I think it will carbon hope it helps

7 0
3 years ago
A gas cylinder contains exactly 15 moles of oxygen gas (O2). How many molecules of oxygen are in the cylinder?
erik [133]
The answer is C.) 9.03 * 10^24
5 0
4 years ago
Other questions:
  • How many moles of bromine atoms are in 2.60×10^2 grams of bromine?
    11·1 answer
  • Which best explains how heat plays a role in the movement of materials within Earth's interior?
    7·2 answers
  • A cube measures 3.0 cm on each side has a mass of 25g. What is the density of a cube?
    9·1 answer
  • I NEED HELP FAST !The density of aluminum is 2.70 g/cm3. How large a cube, in cm3, would contain 2.00 x 10^24 atoms of aluminum?
    8·1 answer
  • Covalent bonds form between hydrogen and oxygen atoms in a water molecule as a result of the:________.
    6·1 answer
  • What is the pH of a 5.41g of HNO3 in 7L of solution? (mass of HNO3=63.02g)
    14·1 answer
  • 1. Most of the earth's surface is covered with
    9·1 answer
  • The volume of 3.73 moles of a gas is 78.3 L at a certain temperature and pressure. At the same temperature and pressure, the mol
    13·1 answer
  • Which statement below describes the behavior of a Molecules when a substance changes from a gas to liquid
    7·1 answer
  • Depending on the reaction, we could monitor the progress towards equilibrium by observing __________.
    5·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!