Answer:
Its B
Explanation:
hope its help by the way iam dream
Answer:
9 grams
Explanation:
Hope it can help you.....
The correct answer is a descriptive investigation.
An investigation which does not involve hypotheses called descriptive investigation.
Hypotheses are termed as scientific hypotheses and require that one can test it. In hypothesis, previous observation can not satisfactorily be explained with an available scientific theory.
Working hypotheses are being proposed for further research.
Answer:
Element name: Krypton
Symbol: Kr
Mass Number: 79 AMU
Charge: 0, electrons and protons cancel out.
ion: none, it is a halogen.
Explanation:
Krypton is the 36th element on the periodic table and has 36 protons. The mass is protons plus nuetrons so 36 + 43 is 79 AMU or Atomic Mass Units.
Answer:
A.
Explanation:
In conclusion, an electrically neutral object is an object that has a balance of protons and electrons. In contrast, a charged object has an imbalance of protons and electrons. ... The type of charge(positive or negative) is determined by whether the protons or the electrons are in excess
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