Answer:
first conclusion was that the whole world is made up of only 4 elements but as the time passed more elements were discovered... if the world would not contain more elements... you wouldn't be alive.
The type of decay which has the greatest mass is the alpha decay. An unstable
nucleus loses the most mass if the nucleus emits an alpha particle. This type
of decay has the largest mass among the radioactive
decay. When this particle is emitted from a nucleus, it loses two protons
and two neutrons therefore large amount of mass is lost.
Answer:
Personal Question
Explanation:
I wish I could help more, but it's based on your own prior knowledge, desires and experiences. Only you can answer those questions. For the first one, if you know examples of genetic engineering you could write that, or you could define it. For the second one, you could talk about things that interest you. The last one you could talk about the concepts you learned in the lesson and the things you didn't know before the lesson and then learned afterward. You could talk about the methods of genetic manipulation, or just what you learn in the class.
Diagram is on the picture below.
Answer is: 1).
Sodium chloride is ionic compound and in the water dissociate in sodium cation (positive charge) and chloride anion (negative charge). Water is polar compound, oxagan has negative charge and hydrogen charge. Positive interact witn negative charge and negative with positive charge.
Answer:
Electronegativity increases left to right across a row in the periodic table e.g. C < N < O < F<. b
