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
ss7ja [257]
3 years ago
15

What does the state symbol ecu mean when written after a chemical compounds in a chemical equation

Chemistry
1 answer:
Sliva [168]3 years ago
7 0

Answer:

ECU stands for-Electro Chemical Unit

Explanation:

You might be interested in
Hello <3 I just need some help with periodic table of elements.
garik1379 [7]

Answer:

11

Explanation:

An atomic number of 11 means this atom will have 11 protons. A mass number of 23 means 23 - 11 this atom will have 12 neutrons. Since this atom is neutral the positive protons must be equal to the negative electrons. This atom will have 11 electrons

8 0
3 years ago
Read 2 more answers
What type of solid is this? This solid has high melting point, does not conduct electricity, and does not dissolve in water. Met
vivado [14]
The awnser It is iconic
5 0
3 years ago
Which scientist determined the charge of the electron?.
Alexus [3.1K]

Answer:

J.J. Thomson

Explanation:

3 0
2 years ago
Which of the following observations likely describes a physical change?
Inessa05 [86]

Answer:

The answer is evaporation

4 0
4 years ago
Is a covalent bond the same as an atomic compound? Please explain why and if not, please explain the difference.
dezoksy [38]
In an ionic bond, one atom essentially donate an electron to stabilize the other atom. A molecule bond is made when two or more atoms form a chemical bond, linking them together. The two types of bonds are ionic bonds and covalent bonds.
6 0
3 years ago
Other questions:
  • Calculate the amount of heat energy required to convert 55.0 g of water at 62.5°C to steam at 124.0°C. (Cwater = 4.18 J/g°C; Cst
    15·1 answer
  • Two samples of calcium fluoride are decomposed into their constituent elements. the first sample produced 0.154 g of calcium and
    5·1 answer
  • The Earth, the Sun, and the rest of the solar system are almost unimaginably old when viewed on a human time scale. While modern
    9·2 answers
  • A flask contains 0.83mol of neon gas at a temperature of 35°C. The pressure gauge indicates 0.37atm inside the flask. What is th
    6·1 answer
  • if 334.6 g of phosphoric acid is reacted with excess potassium hydroxide. the final mass K3PO4 produced is found to be 248g. wha
    9·1 answer
  • What is the molarity of a solution that contains 50.0g of NaOH (molar mass = 40 grams/mole) in 2.0L of solution?
    9·2 answers
  • Please help! How many grams is 4.5 x 10^27
    12·1 answer
  • 14) A wavelength of radiation has a frequency of 2.10 x 1014 Hz. What is the wavelength of this radiation in nm, and
    8·1 answer
  • The following chemical equations are organized by reaction type. You must balance each reaction, and show your work
    5·1 answer
  • How many moles of Ar gas are<br> present in a container with a<br> volume of 78.4 L at STP?
    10·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!