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
-Dominant- [34]
3 years ago
7

Which of the following is an example of a synthesis reaction?

Chemistry
2 answers:
Setler79 [48]3 years ago
8 0
A, because a synthesis reaction is A+B—> AB

B is a decomposition AB—> A+B (opposite of synthesis)
C is acids and base acid 1 + base 1 —> acid 2 + base 2
D is double displacement AB+CD —> AD+CB
Neko [114]3 years ago
8 0
A because I know so trust me on this one Willis
You might be interested in
what the greatest agent of change?water/wind/ice how does this agent continue to weathering lake annette
cluponka [151]

Answer:

Explanation:

water/wind/ice how does this agent continue to weathering lake annette

erosion

The process known as weathering breaks up rocks so that they can be carried away by the process known as erosion. Water, wind, ice, and waves are the agents of erosion that wear away at the surface of the Earth

5 0
3 years ago
consider the reaction between acetylene C2H2 and oxygen in a welding torch 2C2H2 + 5O2 = 4CO2 + 2H2O of 5.4 moles of acetylene r
Eddi Din [679]

Answer:

C. 4.8*10² g.

Explanation:

5 0
3 years ago
In the equation N2 + 3H2 --> 2NH3, the coefficient of the hydrogen reactant is
Anastasy [175]

Explanation:

the coefficient of hydrogen is 3

8 0
3 years ago
If a helium filled ballon has a volume of 3.4l at 25°c and 1.18atm., what is its volume at STP?​
vladimir2022 [97]

Answer:

3.711 L

Explanation:

The formula you need to use is the following:

\frac{V_{1}}{T_{1}} = \frac{V_{2}}{T_{2}}\\

3.4L / 298 K = V2 / 273 K

V2 = 3.711 L

5 0
3 years ago
Energy is involved in some way in all chemical reactions. Which type of reaction involves the absorption of energy from the surr
storchak [24]

Answer:

endothermic reaction

Explantion:

The definition for endothermic is:

describing a process that involves the absorption of energy from the surroundings by substances undergoing change.

Think of <em>en-</em>dothermic as energy entering and <em>ex-</em>othermic as energy exiting.

5 0
3 years ago
Other questions:
  • Solid potassium chlorate (kclo3) decomposes into potassium chloride and oxygen gas when heated. how many moles of oxygen form wh
    8·1 answer
  • The lewis representation above depicts a reaction between hydrogen (blue) and a main-group element from group (red). in this rep
    5·1 answer
  • How many moles of sodium iodide are needed to remove 5.95×10−6 mol of o3?
    11·1 answer
  • Which of the following describes nuclear fission?
    12·2 answers
  • The molecule h2so4is ionized to h+ ions and so4- ions in water. would you predict this to result in a solution that is acidic or
    14·1 answer
  • The spongy layer of a leaf<br> HELLPROPRPTPR
    15·1 answer
  • Sulfur dioxide and oxygen react to form sulfur trioxide during one of the key steps in sulfuric acid synthesis. An industrial ch
    13·1 answer
  • A/1 * B/C =D, You find yourself with 17 guilders (a gold coin) but you are planning on taking a trip to a country where the loca
    14·2 answers
  • The electronegativities of carbon and sulfur are almost the same. Both elements form covalently bonded compounds with hydrogen.
    12·1 answer
  • Terry usually rides his bike at 15 mph. If his riding speed is reduced by 3 mph, how far can he ride in 1.7 hours? ___miles​
    13·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!