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Pachacha [2.7K]
3 years ago
12

Which figure is the percent of energy at which one trophic level generally flows to the next level?

Chemistry
1 answer:
Elanso [62]3 years ago
5 0
Which figure is the percent of energy at which one trophic level generally  flows to the next level  10
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Help me please will give brainliest
faltersainse [42]

well excuse the "s" at the end

3 0
3 years ago
Dinitrophenol (DNP) is a highly toxic membrane uncoupler. What happens when DNP makes the phospholipid bilayer of inner mitochon
expeople1 [14]

Many protons would bypass ATP synthase, resulting in a sudden decline in ATP synthesis.

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3 years ago
Sodium carbonate can be prepared by heating sodium bicarbonate. 2 NaHCO3(s) ----> Na2CO3(s) + CO2(g) + H2O(g). Given that DHo
Likurg_2 [28]

Answer:

T = 401.6 K

Explanation:

Given reaction:

NaHCO3(s) ----> Na2CO3(s) + CO2(g) + H2O(g)

The thermodynamic parameters; ΔG°, ΔH° and ΔS° are related via the Gibbs -Helmholtz equation given as:

\Delta G^{0}=\Delta H^{0}-T\Delta S^{0}----(1)

For a given reaction, the gibbs free energy change ΔG° is related to the equilibrium constant K as:

\Delta G^{0}=-RTln(K) ---(2)

It is given that K = 1,

Therefore,

\Delta G^{0}=-RTln(1) = 0

Substituting for ΔG° in equation (1)

0=\Delta H^{0}-T\Delta S^{0}

\Delta H = T\Delta S

T = \Delta H^{0}/\Delta S^{0}=\frac{128.9 kJ}{0.321 kj/mol-K}=401.6 K

5 0
3 years ago
Respuesta funcion oxido de Mg+2 + O-2
Effectus [21]

Answer:

Mg2 + O2 → 2MgO

Explanation:

Hope this helps!! I got it right.

7 0
3 years ago
The atomic weight of copper is 63.5. What will be the total number
Rufina [12.5K]

Given :

The atomic weight of copper is 63.5 gm.

To Find :

The total number  of gram atoms and number of atoms present in 100 gram of copper.

Solution :

We know, 1 gram atom is equal to mass of one mole of copper i.e. 63.5 gm.

So, number of gram atom in 100 gram of copper is :

n = 100/63.5

n = 1.57 gram atom

Now, number of atoms on gram atom is :

A = 6.022\times 10^{23}\times 1.57\\\\A = 9.45\times 10^{23}\ atoms

Therefore, total number  of gram atoms and number of atoms present in 100 gram of copper is 1.57 gram atom and 9.45\times 10^{23}\ atoms.

Hence, this is the required solution.

8 0
3 years ago
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