Answer:
A. a inclined plain................
Single displacement is the type of chemical reaction
Answer:
c) evaporating
d) has no salt in it
Explanation:
no problem anytime. just try to understand the concept and it will definitely help if you read the question more than once.
the change of state that is happening the surface of the sea water is evaporating. This is because it allows from liquid to vapour/ gas based on the diagram
the water in the test tube is different from sea water because it is pure meaning no salt. It's evident based on figure 2 because sea water is full of solutions and mixtures.
I'm not sure, but I think its Vandium.
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The best way to overcome or reduce the problem of random error and
systematic error while doing experiment is to "increase the sample size"
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