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
slamgirl [31]
3 years ago
5

Which of the following is an example of an element? a brass b oxygen c rust d water

Chemistry
2 answers:
Anna [14]3 years ago
8 0

Answer:Water because it is an element

den301095 [7]3 years ago
3 0

Answer:

A) Oxygen

Explanation:

An element is defined as something made of only 1 type of atom. Brass and rust are made up of many types of atoms, and water has two types of atoms, hydrogen and oxygen. Oxygen is made up of two oxygen atoms, which are the same element. So, by definition, oxygen is an element.

You might be interested in
Which response is a positive way to manage stress?
Xelga [282]

Answer: Eating healthy is a postive way

Explanation:

6 0
3 years ago
What is the coefficient of mno2 when you balance the equation for this redox reaction? kcn(aq) + kmno4(aq) + h2o(l) → kcno(aq) +
Tasya [4]
Kcn(aq)+kmno4(aq)+h2o(l)----->2mno2(s)+koh(aq)

7 0
3 years ago
Read 2 more answers
The
Georgia [21]

Answer:

Elements

Explanation:

The  <u> elements</u> which are represented by a single uppercase letter, or represented by an uppercase letter followed  by a lowercase letter. This tells you the types of <u>elements</u> in the compound.

Elements are one of the simplest chemical substances that cannot be decomposed in a chemical reaction or by any chemical means. They are made up of small indivisible particles called atoms, all having the same number of protons.

6 0
3 years ago
What dissolved species are present in a solution of NaClO4?
Nadusha1986 [10]

Assuming that the solution is simply an aqueous solution so that it is purely made of NaClO4 (the solute) and water (the solvent), then I believe the dissolved species would only be the ions of NaClO4, these are:

 

Na+

ClO4 -

3 0
3 years ago
What is the number of protons, neutrons, and electrons for isotope (Ta) with a mass number of 181?
ipn [44]

Answer:

Explanation:

Name: Tantalum

Symbol: Ta

Atomic Number: 73

Atomic Mass: 180.9479 amu

Melting Point: 2996.0 °C (3269.15 K, 5424.8 °F)

Boiling Point: 5425.0 °C (5698.15 K, 9797.0 °F)

Number of Protons/Electrons: 73

Number of Neutrons: 108

Classification: Transition Metal

Crystal Structure: Cubic

Density @ 293 K: 16.654 g/cm3

Color: gray

7 0
3 years ago
Other questions:
  • What element has three electrons in its 5d sublevel? nd nb ta u
    10·2 answers
  • What would an effective conclusion need to include? In a scientific project.
    11·1 answer
  • Nuclear chemistry findings contradict __________________ theory of indivisible atoms.
    10·1 answer
  • At STP conditions, 11 g of SO, (64.06 g/mole) have a volume of
    7·2 answers
  • If the pOH of a solution is 3.01, what is the concentration of the Mg(OH)2 solution?​
    5·2 answers
  • What is the name for a change in the enviorment that causes an organism to change it's activity
    8·2 answers
  • Hi! Can I have someone that is In the lgbtq+ talk to me, I need some advice...
    8·2 answers
  • What element is represented by the following orbital diagram?
    12·1 answer
  • Which of the following is NOT an example of an exact number?
    7·2 answers
  • Plzzzzz helpppppp meeeee I am dooo confused
    12·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!