Answer:
Measuring its density and comparing your result to a list of known densities, or other properties that give you useful info
Explanation:
You can use observations about substances to form a hypothesis about the substance by comparing it to others. Ex: if something is magnetic it must be made of one or more of the elements iron, cobalt, or nickel.
<span>B. Osmosis is movement of proteins, and diffusion is movement of water.
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Answer:
4 valence electrons
Despite the fact that the word silicon has a ubiquitous affiliation with all things electronic, Si itself is not a good electrical conductor. It has 4 valence electrons, meaning that filling its outer shell it can form a very strong lattice with 4 neighboring Si atoms-with no un-bonded electrons remaining
There is sufficient evidence to show that Apple violated Section 1 of Sherman Act by making publishers raise price of e-books.
Explanation:
Google
Answer:
negative or neutral
Explanation:
electrons have a negative charge
- the atom can be balanced by the negative charge if it was at two protons before
