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tia_tia [17]
4 years ago
14

Copper is used to make electrical cable because it is

Chemistry
2 answers:
Neko [114]4 years ago
8 0

Answer:

the correct answer is Cheap and readily available

kiruha [24]4 years ago
4 0
The correct answer is cheap and readily available
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For the Lewis structure above, how many lone pairs are on the P in PCI3
Vinil7 [7]

Answer: C is the correct answer

4 0
3 years ago
What is the ph of H2?
nekit [7.7K]

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Hydrogen ion concentration is more conveniently expressed as pH, which is the logarithm of the reciprocal of the hydrogen ion concentration in gram moles per liter. Thus, in a neutral solution the hydrogen ion (H+) and the hydroxyl ion (OH−) concentrations are equal, and each is equal to 10−7. A pH of 7 is neutral

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3 years ago
Why is the collision theory considered to be well-established and highly reliable?
hodyreva [135]

BECAUSE IT NEVER BREAKES


5 0
4 years ago
A 1.268 g sample of a metal carbonate, MCO₃, was treated 100.00 mL of 0.1083 M H₂SO₄, yielding CO₂ gas and an aqueous solution o
attashe74 [19]

Answer:

MCO3 is BaCO3

The mass of CO2 produced is 0.28g of CO2

Explanation:

The first step in solving the question is to put down the balanced reaction equations as shown in the image attached. Secondly, we obtain the relative number of moles acid and base as mentioned in the question. The balanced neutralization reaction equation is used to obtain the number of moles of excess acid involved in the neutralization reaction.

This is then subtracted from the total number of moles acid to give the number of moles of acid that reacted with MCO3. From here, the molar mass of MCO3 and identity of M can be found. Hence the mass of CO2 produced is calculated as shown.

6 0
3 years ago
Calculate the number of atoms in a 1.94 x 10^3 g sample of calcium
34kurt
n =  \frac{m}{M}

n =  \frac{1.94*10^3}{40.08}

n = 48.40 mol

Then,

N = n*Na
N = 48.40*6.02*10^{23}
N= 2.94*10^{25} atoms

Hope this helps !

Photon
3 0
3 years ago
Read 2 more answers
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