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Inessa [10]
2 years ago
11

Platinum dust and a platinum ring have a silver color. This is an intrinsic property.

Chemistry
1 answer:
egoroff_w [7]2 years ago
3 0

Answer:

true??????

sorry if its wrong

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Write a complete set of quantum numbers for the fifth electron added to a hydrogen ion (i.e., the fifth electron in any electron
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N=
l=
m(l)=
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start with H^+ (no electrons) , then adding 5 electrons will be  1s2 2s2 2p1
so for the 5th electron 
n = 2
l = 1
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5 0
3 years ago
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Find [OH-], pH and pOH of a solution where [H+]=7.2x10-2M
Mamont248 [21]
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4 0
2 years ago
Cuando viajo, me gusta comprar recuerdos.
kaheart [24]

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7 0
1 year ago
In the following reaction, how many liters of oxygen produce 560 liters of
saw5 [17]

The balanced chemical reaction will be:

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We are given the amount of carbon dioxide to produce from the reaction. This will be our starting point.

 

560 L CH4 ( 1 mol CH4/ 22.4 L CH4 ) (2 mol O2/ 1 mol CH4 ) ( 22.4 L O2 / 1 mol <span>O2</span><span>) = 1120 L O2</span>

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Two colleagues are measuring the melting point of a substance. They observe two ranges of melting point, at 134-137 °C and 132-1
marissa [1.9K]

Explanation:

impurities affect both melting point and boiling point

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