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
Otrada [13]
3 years ago
8

Which is an unnecessary rule for writing chemical formulas?

Chemistry
1 answer:
balandron [24]3 years ago
7 0
The correct answer are

identify the positive ion and charge
balance the charges
identify the negative ion and charge
You might be interested in
Frozen CO2 or dry ice is different from CO2 gas in the atmosphere because it has
Anna71 [15]
A fixed shape.  gasses do not have a definite volume (which stems from lack of definite shape) which is why their volume is the same as the container they are being held in.
8 0
3 years ago
Read 2 more answers
Term. Hint First 2 Letters: Sy 5​
WARRIOR [948]
H vcdfv said the hall of president of justice was a major problem in his first time in a year
8 0
3 years ago
An ice skater moves back and forth on an ice rink. She speeds up on the straight portion of the rink. She slows down near each e
andrey2020 [161]

The options are;

A) The skater experiences acceleration both while skating in a straight line and while making her turn.

B) Because the skater does not change her direction or speed, she does not experience acceleration.

C) The skater only experiences acceleration when she is turning.

D) The skater only experiences acceleration while skating in a straight line.

Answer:

A: The skater experiences acceleration both while skating in a straight line and while making her turn

Explanation:

We are told that She speeds up on the straight portion of the rink. This means that she experienced an acceleration since the speed was not constant but gradually increasing.

Also, we are told that She slows down near each end of the rink and then turns around. This means that she reduced speed before turning and it means there was also an acceleration as well when making the turn.

Thus, she experience acceleration both in the straight line and when making turn.

Option A is correct

6 0
3 years ago
Why is it necessary to find the percent yield of a reaction
Leokris [45]
The yield of a reaction is the final product. It is necessary to find the percent yield of a reaction since the efficiency of the reaction can be determined.

5 0
3 years ago
Read 2 more answers
When a neutrally charged atom loses an electron to another atom, the result is the creation of
kvasek [131]
When a neutrally charged atom loses an electron to another atom, the result is the creation of two ions (cation and anion).
5 0
3 years ago
Other questions:
  • Stephanie has been doing research on how petroleum is formed. She says that oxygen must be present while the tiny plants and ani
    12·2 answers
  • Brianna wanted to compare the densities of two different solids of the same size 6cm3 (same volume) to see which one was more de
    13·2 answers
  • What is the correct representation for the subshell with n = 2 and l = 1?
    9·2 answers
  • 2 Points<br> What kind of bond would many atoms of the same metal make?
    15·1 answer
  • A container with a fixed volume, filled with hydrogen gas at -104c and 71.8 kPa is heated until the pressure reaches 225.9 kPa.
    7·1 answer
  • Which of these is a physical property?
    9·1 answer
  • Help with this too!!!!!
    15·1 answer
  • Calculate the Kelvin temperatures of the water and record your answers in the data table.
    5·1 answer
  • Lana is testing her hypothesis that marigolds grow faster in red light than in yellow light. If the plants in yellow light grow
    14·1 answer
  • Which of the following is the best definition of weather?
    9·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!