Answer: The reaction of benzene with concentrated sulfuric acid at room temperature produces benzenesulfonic acid. The reaction forms a stable carbocation. SO3 being the electrophile
Explanation:
Answer:
Oxygen gas is needed for burning to take place.
Explanation:
I don't say you have to mark my ans as brainliest but if it has really helped you plz don't forget to thank me...
Answer:
physical
Explanation:
no chemical reaction is happening
Explanation:
With all the scaling up and design improvements, the flight range of the R-7 increased to an intercontinental distance from 330 kilometers for the V-2. The R-7 ended up looking oversized even next to its American contemporaries -- the Atlas and Titan ballistic missiles.
Answer:
Explanation:
<u><em>What is the potential energy of a 2-kg book sitting on a shelf 2 meters above the ground?</em></u>
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PE = MGH, that is, potential energy = mass x gravity x height.
2*2*9.8=
39.2 joules