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
Marizza181 [45]
3 years ago
15

QUIZ SCIENCE:

Chemistry
1 answer:
vlabodo [156]3 years ago
7 0
1. A soluble salt can be prepared by reacting an acid with a suitable insoluble reactant including:

a metal
a metal oxide
a carbonate
3. I don’t know this one
4. A term base or glossary is a database containing single words or expressions related to a specific subject.
5. Strong acid is an acid that ionizes completely in aqueous solution. It always loses a proton (H+) when dissolved in water. Weak acid is an acid that ionizes partially in a solution. ... Because the rate of reaction depends upon the degree of dissociation αand strong acids have higher degrees of dissociation.

im not sure of the rest
You might be interested in
PLEASE HELP I DONT UNDERSTAND A THING
Ymorist [56]

Answer:

I and III

Explanation:

6 0
4 years ago
Define international system of units , where does the system originate
BARSIC [14]

Answer:

The International System of Units (SI) is originated in France by frenches and originally was called a metric system of measurements. It provides definitions of various units of measurement such as weight, distance, electric current, temperature, and others which is widely accepted in the different fields of science and technology.

It is the system that is extended and derived from the french metric system of measurement is accepted in 1960 by convention 44 nation of the world to use particular unit of measurement worldwide to avoid confusion.

6 0
3 years ago
A 400 mL sample of hydrogen gas is collected over water at 20°C and 760 torr the vapor pressure of water at 20°C is 17.5 torr. w
o-na [289]

Answer:

V2 = 17371.43ml

Explanation:

We use Boyles laws

since temperature is constant

P1V1=P2V2

760 x 400 = 17.5 x V2

304000 = 17.5 x V2

V2 = 304000/17.5

V2 = 17371.43ml

4 0
4 years ago
Name two metalloids that are semiconductors
guajiro [1.7K]

The Metalloids are:

Boron.

Silicon.

5 0
3 years ago
What does “like dissolves like” mean?
Tems11 [23]

Answer:

c  solvents dissolve chemicals with the same polarity ( ex. both are polar)

Explanation:

Like dissolves like is one of the central rule that guides the solubility of one substance in another.

  • It fully suggests substance having the same nature as in polarity-wise will dissolve one another.
  • For example, water is a polar liquid, it will dissolve table salt because it i also polar.
  • Water cannot dissolve oil because oil is non-polar.
4 0
3 years ago
Other questions:
  • As pilots get closer to the speed of sound:
    11·1 answer
  • A balloon has a maximum capacity of 1700 m3. On a cool morning (temperature = 10°c, some hot-air balloonists start filling their
    5·1 answer
  • What is the mass in 6.34x10^23 molecules of calcium chloride
    12·1 answer
  • All living things are made of organic compounds which contain the element
    7·2 answers
  • What is the order of steps through which a particle of gaseous water would travel as it made one complete trip through the water
    13·1 answer
  • What is the symbol for molarity?<br><br> m<br> M<br> g<br> l
    8·1 answer
  • Give an example of a mineral that is an element and a mineral that is not an element.
    13·1 answer
  • What is public property​
    11·2 answers
  • Calculate the pH in the titration of 25.0 mL of 0.100 M acetic acid by sodium hydroxide after the addition to the acid solution
    9·1 answer
  • The Newton is the SI unit for ____.<br> temperature<br> density<br> weight<br> mass
    5·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!