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
notka56 [123]
3 years ago
11

If a catalyst is used in a reaction: question 13 options: the reaction rate increases. the reaction rate does not change. the eq

uilibrium shifts. the energy of activation increases.
Chemistry
1 answer:
S_A_V [24]3 years ago
8 0
The reaction rate increases.
You might be interested in
Which of the following processes would you predict to have an increase in entropy?
arlik [135]

Among the choices given, the best answer is the third option. Melting ice shows an increase in entropy. Entropy is the degree of disorderliness in a system. Among the phases, solid has the most ordered structure which means it has the least entropy. The ice melting shows a phase change from solid to liquid. Liquid molecules are more disorganized than the solid thus there is an increase in entropy.

3 0
3 years ago
Read 2 more answers
The maximum speed limit on a highway is 55 miles per hour. What is that speed in meters per second? (mi = 1.609 km)
Slav-nsk [51]

Answer:

24.5872 meters per second

Rouned 24.6 or 25

5 0
2 years ago
The chemical symbol for sodium is
serg [7]
Sodium- Na
most active element- Fluorine
lightest element- Hydrogen
7 0
3 years ago
Absolute zero is what temperature on the fahrenheit scale?
vampirchik [111]

Answer:

  • Absolute zero is - 459.67 °F

Explanation:

<u>1) Convert absolute zero to celsius:</u>

  • 0 K = - 273.15°C ( this is per definition of the scale)

<u>2) Convert - 273.15°C to Fahrenheit:</u>

  • T (°F) = T (°C) × 1.8 + 32 (this is the conversion equation=

  • T (°F) = - 273.15 × 1.8 + 32 = - 459.67 °F ← answer

8 0
3 years ago
How are elements usually found
riadik2000 [5.3K]
The answer is A cause gas clouds hold elements in it
5 0
3 years ago
Read 2 more answers
Other questions:
  • Define atomic size, electronegativity, and ionization energy and explain how they vary at different places on the periodic table
    10·1 answer
  • Buscar en la Tabla Periódica Sargent Welch (S W) la configuración electrónica de los átomos indicados en a, b y c (para ésto pue
    15·1 answer
  • The radioactive atom 61/27 co emits a beta particle. write an equation showing the decay
    9·1 answer
  • Which of the following molecules is non polar? A.HF. B.HCN. C.NH3. D.CF4
    9·1 answer
  • What is a example of eukaryote
    6·2 answers
  • How many of each kind of atom is in one molecule of water? 1 hydrogen atom and 2 oxygen atoms 1 hydrogen atom and 1 oxygen atom
    6·1 answer
  • PLEASE HELP
    14·1 answer
  • How to calculate the density of a substance
    13·2 answers
  • Which atom is most likely involved in the coordination of calcium ions found in hrp?.
    10·1 answer
  • Which statments are true about balancing chemical reactions?
    7·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!