To answer this question, you need to understand the naming of meter unit system. The unit pm stands for pico meter which was 1/1000 of nanometer. Then, the calculation would be:
Number of atom= container length / atom diameter
Number of atom = 25 nm x (1000pm/nm) / 144pm= 173.6 atom
Answer:
I think it's 4
Explanation:
but I don't really remember the water cycle
Answer:
CHAPTER 2 ATOMS, MOLECULES, AND IONS Questions 16. ... A molecule has no overall charge (an equal number of electrons and protons are present). Ions ... The first sample of chloroform has a total mass of 12.0 g C + 106.4 g Cl + 1.01 g H ... SrF2 f. Al2Se3 g. K3N h. Mg3P2 72. a. mercury(I) oxide b. iron(III) bromide c.
Explanation:
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Answer:
it is an organic molecule
Explanation:
it's a compound called chromium, phosphate tetrahydrate, where tetra stands for 4 , as there are four water molecules attached to the compound.