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Irina18 [472]
3 years ago
5

A state government is trying to decide between using biomass or solar power

Chemistry
1 answer:
aleksandrvk [35]3 years ago
7 0

Answer: D.Solar power produces no carbon dioxide

Explanation:

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The concentrations of ions are very different inside and outside a nerve cell due to _____.
densk [106]

Answer:

Sodium-Potassium Pumps

Explanation:

Sodium-Potassium Pumps written as Na-K Pumps are ion channels found in the cell membrane of nerve cells. These pumps are responsible for maintaining the different ion concentrations across the membrane and help in polarization and depolarization of the membrane by influencing membrane potential. During ion exchange these pumps transfer three sodium ions from inside to outside of the cell and two potassium ions from outside to inside of the cell. In this way they maintain the ion concentration gradient across membrane.

6 0
3 years ago
Hexokinase iv has a km value that is substantially higher than the km for other hexokinases. what is the significance of this fa
grin007 [14]
The Km is the MIchealis-Menten constant and this represents the affinity of the enzyme to its substrate. The higher the value for Km, the higher is the affinity of the enzyme to a substrate and the greater is the rate of reaction. Hexokinase IV has a higher Km than other hexokinases because it has a higher affinity to hexose substrates.
8 0
3 years ago
What is the symbol for an atom containing 20 protons and 22 neutrons?
k0ka [10]

Answer:

Calcium

Explanation:

4 0
3 years ago
3. Students measured the mass of the reactants and products for a combustion reaction they observed.
coldgirl [10]

Answer:

A. Students made a measurement error, because ending with more products is impossible.

Explanation:

The law of conversation of matter tells us that in a chemical reaction, matter is never created or destroyed, it's simply converted from one form to another. So the mass of reactants should always equal the mass of the products in a chemical reaction. If there is excess mass in the product, the students have made an error of some kind.

4 0
3 years ago
Which of the following is the correct chemical equation and is properly balanced for:
lbvjy [14]

Answer:are there any abc or do you have to make an answer?

Explanation:

4 0
3 years ago
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