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
Tanya [424]
3 years ago
7

Help I need this bad

Chemistry
2 answers:
erma4kov [3.2K]3 years ago
7 0
Take a picture on brainly app and u can find it
marissa [1.9K]3 years ago
5 0

Answer:

21.

Explanation:

You might be interested in
What is the total energy change for the following reaction: CO + H2O -> CO2 + H2?
liubo4ka [24]

1)Delta H=(Delta H of reactants)-(Delta H of products)

2)And we know CO have 3 bond CO and CO2 have 2 bond that each of them are 2 bond, please see the picture!

so lets answer it:

(3 \times 358) + (2 \times 463) - (4 \times 358) - 436 = 132

4 0
3 years ago
Read 2 more answers
Maya is playing the guitar. She drums the strings and the guitar procedures noise. maya is transforming____energy into _____ener
posledela
The strumming is mechanical energy
the notes heard is sound energy
so use D
6 0
3 years ago
At the freezing point, the particles in an object have no kinetic energy. true or false?
Sliva [168]
False because particles stop moving or study slow down.
5 0
3 years ago
Read 2 more answers
Heating up a reaction increases the speed of a reaction until the ____
Vesnalui [34]

Heating up a reaction increases the speed of a reaction until the enzyme denatures.

<h3>What is enzyme denaturation?</h3>

Enzyme denaturation occurs when a biological protein catalyst does not work anymore due to a high temperature that alters its tridimensional conformation.

This cellular process (denaturation) is well known to be one of the main causes of enzymatic failure.

In conclusion, heating up a reaction increases the speed of a reaction until the enzyme denatures.

Learn more about enzymes here:

brainly.com/question/1596855

#SPJ12

5 0
1 year ago
How do you do problem #15?
SVETLANKA909090 [29]
You would convert the cg to g. 1.66 cg is 0.0166 g. then you add. 0.398 + 0.0166 = 0.4146. the answer is 0.4146 grams.
7 0
3 years ago
Other questions:
  • A solid and a liquid are shaken together in a test tube to produce a clear blue liquid. Which of the following best describes th
    7·1 answer
  • What is an example of a chemical change that happens inside your body?
    10·2 answers
  • Solve by a 1 variable equation -3(x-3)=x+9-4x
    10·1 answer
  • In a biology reaction involving an enzymes, the active site of an enzymes binds to (blank)
    8·1 answer
  • Atoms bond because they become more ____ when they have ____ outer ______.
    12·1 answer
  • How many grams of BF3 would you weigh out to make the following solution: 90.0 mL of 1.20 M BF3?
    15·1 answer
  • Please help me!! (brainliest)
    12·1 answer
  • Which of the following electron configurations for neutral atoms is correct?
    7·1 answer
  • The work function of an element is the energy required to remove an electron from the surface of the solid. The work function fo
    10·1 answer
  • Use the reaction below for the decomposition of sodium azide
    6·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!