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snow_tiger [21]

3 years ago

10

How many electrons does gallium give up when it becomes an ion?

1 answer:

nexus9112 [7]3 years ago

8 0

Answer:

3 electrons comrade

Explanation:

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Which chemical substance has the highest melting point? a) gold b) water c) oxygen d) mercury

gavmur [86]

Gold! it's boiling point is 2807 according to this chart:
http://www.lenntech.com/periodic-chart-elements/boiling-point.htm

6 0

3 years ago

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Suppose that there is an air sample and a water sample, each of the same mass and each with an initial temperature, Tinitial, of

klasskru [66]

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The air will reach a higher final temperature because its specific heat is lower.

Explanation:

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3 years ago

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Which statement is a scientific conclusion?

dolphi86 [110]

Answer:

C

Explanation:

will silver wires conduct electricity better than copper wires ?

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3 years ago

When oxygen reacts with hydrogen, it has the capacity to release 29 kilojoules of energy. Inside a fuel cell, oxygen reacts with

Vanyuwa [196]

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79

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3 years ago

a sample of ammonia contains 9g hydrogen and 42g nitrogen. another sample contains 5g hydrogen .calculate the amount of nitrogen

balandron [24]

9 g of hydrogen - 42 g of nitrogen
5 g of hydrogen - x g of nitrogen

$9x=42 \cdot 5 \\
9x=210 \\
x \approx 23.33$

The mass of nitrogen in the second sample is 23.33 g.

4 0

4 years ago