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Korolek [52]
3 years ago
8

Compare and contrast the uses of the iron triad and the use of the coinage metals

Chemistry
1 answer:
stira [4]3 years ago
7 0
<span>he iron triad has the most variable oxidation states from +6, etc. The coinage metals have oxidation states of +1 except for copper which can also be +2. The zinc group have common oxidation states of +2 except for mercury which can also have +1. The coinage and zinc groups cannot have oxidation states greater than 2 under normal conditions.</span>
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8 0
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Which feature causes a gap in the geologic record?
Serhud [2]

Answer:

Hi, there the answer is

A)extrusion

Explanation:

5 0
3 years ago
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vfiekz [6]
Answer is: <span>the mass of the glucose is 81,07 grams.
</span>c(C₆H₁₂O₆) = 0,3 M = 0,3 mol/L.
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n(C₆H₁₂O₆) = c(C₆H₁₂O₆) · V(C₆H₁₂O₆).
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m(C₆H₁₂O₆) = n(C₆H₁₂O₆) · M(C₆H₁₂O₆).
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8 0
4 years ago
1. Be able to convert atm’s to kPa’s. (how?)
Whitepunk [10]
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2.)    8I
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        5I                                    0
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        3I                                0
        2I--------- 000000000 0I
        1I-0------------------------ I---------------        
         0             50             100           150
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5.) A {solution} is always transparent, light passes through with no scattering from solute particles which are the molecule in size. The solution is homogeneous and does not settle out. A solution cannot be filtered but can be separated using the process of distillation.

A {suspension} is cloudy and heterogeneous. The particles are larger than 10,000 Angstroms which allows them to be filtered. If a suspension is allowed to stand the particles will separate out.

<span>A {colloid} is intermediate between a solution and a suspension. While a suspension will separate out a colloid will not. Colloids can be distinguished from solutions using the Tyndall effect. Light passing through a colloidal dispersion, such as smoky or foggy air, will be reflected by the larger particles and the light beam will be visible. A hydrocolloid can simply be defined as a substance that forms a gel when it comes in contact with water. Such substances include both polysaccharides and proteins.
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hope that helps please mark me as brainly 
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4 years ago
Atomic number of a Carbon atom is 6. How many electrons does it have?
Nostrana [21]
In the first shell there is 2 electrons and on the second shell there is 4 elections.
6 0
3 years ago
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