joseph345637
08.01.2021 •
Chemistry
The nozzle of a rocket is pointed downward so that, as fuel is ignited, the exhaust pushes
downward. Why is this arrangement necessary for a rocket to function properly?
A. The rocket is protected from the heat of the exhaust
B. Burned fuel can be collected on the ground
C. As exhausted pushes down, the rocket is pushed up
D. This allows the rocket to be steered properly
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Ответ:
Salt
Explanation: Salt is the chemical reaction of Sodium Na and Chlorine Cl. During synthesis the reaction produced NaCl which is an ionic compound. A reaction between a metal and a nonmetal.