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svet-max [94.6K]
3 years ago
6

What is the answer to this?

Chemistry
1 answer:
Ksenya-84 [330]3 years ago
4 0

one if them is phosphate

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Which of the following is true for an excess reactant?
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Answer:

C) It is the reactant that is left over after the reaction stops.

Explanation:

The excess reactant is the reactant that is left over after the reaction stops. The extent of the reaction is not determined by this reactant.

A limiting reactant is a reactant that is in short supply within a given reaction.

Such reactants determines the extent of chemical reaction.

  • Limiting reactants are used up in a chemical reaction.
  • The excess reactants remains unchanged after the reaction.
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3 years ago
Write the ions present in the solution of cuso4. express your answers as chemical formulas separated by a comma. identify all of
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Copper Sulfate (CuSO4) compound is basically comprised of Copper (II) ion and Sulfate ion. Ions are C<span>u2</span>+ and S<span>O4 2</span><span>−</span>.

<em>ANSWER:</em><em>Cu 2+ and SO4 2-</em>
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4 years ago
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Which of the following is a half-reaction? A. Zn+CuSO4−&gt; B. 2Cl−−&gt;Cl2+2e− C. H2+1/2O2−&gt;H2O D. −&gt;Cu+ZnSO4
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2Cl——>Cl2+2e-

Explanation:

It shows an electron loss or gain

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3 years ago
Which of the following is a chemical property of iron? It
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Prandtl number in heat transfer analogues to which dimension less number in mass transfer. a) Schmidt number b) Sherwood number
Cloud [144]

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a) Schmidt number

Explanation:

Prandtl number in heat transfer is analogues to Schmidt number in mass transfer.

Prandtl number in heat transfer is the ration of momentum diffusivity to the heat diffusivity.

P_r = \frac{\nu}{\alpha}

Whereas, Schmidt number in mass transfer is the ratio of momentum diffusivity to the mass diffusivity.

S_c= \frac{\nu}{\nu_{AB}}

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