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
Tasya [4]
4 years ago
12

Why does the flask have to be closed during the water and alka seltzer reaction?

Chemistry
1 answer:
Grace [21]4 years ago
6 0
This is to prevent the gas from escaping!
You might be interested in
If an atom has 26 electrons, what is the least number of energy levels it has?
kvasek [131]
4 ? each one holds 8
6 0
3 years ago
¿Cuál de los siguientes no acelera a una reacción?
max2010maxim [7]

Answer:

The correct answer is B).

Explanation:

The factors that accelerate a chemical reaction are:

- Temperature: at a higher temperature, the speed of a reaction is increased.

- Pressure: the higher this is, the greater the collisions between molecules and an acceleration of the reaction speed will occur.

-Catalysts: correspond to substances that accelerate chemical reactions, an example are enzymes. There are catalysts that increase the reaction rate and others that generate the opposite effect (they are inhibitors).

There are also other factors that accelerate a chemical reaction such as the concentration of reagents.

7 0
4 years ago
How do i balance C6H12O6+O2 > H2O+CO2
xenn [34]

Answer:

C6H12O6+6O2

Explanation:

c=6

H=12

O=6+2=8

C=1*6=6

H=2*6=12

O=2+1=3-->O=6(2)+6=18

6+?=18

?=12

5 0
3 years ago
8. How is acceleration dependent on the speed and direction of an object?
Sphinxa [80]

Answer:

if speed or direction changes then there is a change in velocity which is acceleration. Hope this helps!

Explanation:

3 0
3 years ago
Which of the following is a correctly balanced reaction equation?
kompoz [17]

Answer:

CaCl2 + 2NaOH -> 2NaCl + Ca(OH)2

Explanation:

6 0
2 years ago
Other questions:
  • Under which class of substitution reaction does this reaction appear to fall
    9·1 answer
  • Suppose you have a crystal composed of elements X and Y in which the radius ratio is approximately ½, so that the sodium chlorid
    11·1 answer
  • Predict which surface will melt ice faster. Wood or metal? Why?
    10·2 answers
  • Compound: _________________ <br> . Found in air; contains carbon (C) and oxygen (O)
    14·2 answers
  • What is the temperature of 100 liter container having 1 mole of an
    8·1 answer
  • What part of the Earth is made up of the tectonic plates? List and describe the motion of the three types of plate boundaries
    15·1 answer
  • Please help me! I gave max brainly points!
    12·2 answers
  • What is the order of decreasing reactivity of these 4 metals?
    7·1 answer
  • 1. H2SO4, sulfuric acid, contains three different types of atoms: hydrogen (H), sulfur (S), and oxygen (O). Each of these atoms
    10·1 answer
  • An astronomer is a guest speaker at your school. She states that iron is the very last product in stellar fusion. Why would she
    9·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!