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
sweet-ann [11.9K]
2 years ago
7

Which of these items is a substance that is made from two or more different elements?

Chemistry
2 answers:
liq [111]2 years ago
7 0

Answer:

b mixture

Explanation:

if you mix two or more things makes a mixture

notsponge [240]2 years ago
6 0
A compound which is D
You might be interested in
When copper (II) chloride reacts with sodium nitrate, copper (II) nitrate and sodium chloride are formed.
anzhelika [568]

Answer:

How many grams of copper (II) nitrate is formed

3 0
3 years ago
your teacher wants you to perform an experiment that will demonstrate a chemical property. which experiment should you choose
geniusboy [140]

Answer:

Measure the pH of different household chemicals

Explanation:

To demonstrate a chemical property using an experiment, measuring the pH of different household chemicals will be the best way. The pH is the degree of hydrogen or hydroxyl ion concentration in a solution.

Chemical properties tell us about what a substance can do.

It shows if a substance will react with other substances or not.

Examples are flammability, rusting of iron, precipitation, decomposition of water by electric current e.t.c.

Measuring the pH is a chemical property determination procedure.

The pH points to the degree of acidity or alkalinity of a solution.

6 0
3 years ago
(b) (i)
Leya [2.2K]

Answer:

an atom or molecule with a net electric charge due to the loss or gain of one or more electrons

8 0
3 years ago
Oil wells like the one shown here are used to obtain oil from which type of rock underground
faltersainse [42]

Answer:

petroleum

Explanation:

usually found sedimentary rock.

definition: a liquid mixture of hydrocarbons that is present in certain rock strata and can be extracted and refined to produce fuels including gasoline, kerosene, and diesel oil, oil

8 0
3 years ago
1. What is the kinetic energy of a cow that has a mass of 1500 kg and is moving at 4
Anna35 [415]

Answer:

12000j

mass=1500kg

velocity=4m/s

Kinetic Energy (K E) = 1/2 mv^2

=1/2*1500(4^2)

=1*750*16

=12000j

5 0
2 years ago
Other questions:
  • If a glass bottle breaks into thousands of tiny pieces, what type of change occurs? A. physical only B. chemical only C. physica
    5·2 answers
  • The ________ orbital is degenerate with 5py in a many-electron atom.
    14·1 answer
  • Counting atoms worksheet
    8·1 answer
  • Which of the following influence the pressure of gases? (select ALL that apply)
    5·1 answer
  • What is a bowl-shaped crater thought to<br> be caused by the collapse of an empty<br> magma chamber?
    15·1 answer
  • What is the balance equation for
    15·1 answer
  • Problem
    14·1 answer
  • Helium decays to form lithium. Which equation correctly describes this decay? Superscript 6 Subscript 2 Baseline Upper H e right
    11·2 answers
  • Which phrase describes faults?
    14·2 answers
  • The growth of the plants that the animal used for food could not keep up with the needs of the population. there was so little f
    14·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!