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Leni [432]
3 years ago
14

Which of the following is the end product of a natural radioactive series?

Chemistry
1 answer:
Rainbow [258]3 years ago
8 0

Answer:

Lead

Explanation:

Lead (Pb) is the end product of every natural radioactive series.

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When carbohydrates are oxidized, the c–h bonds of the carbohydrate become c=o bonds of carbon dioxide. oxidation is defined as a
masha68 [24]

Answer : Here,when the carbohydrates undergo oxidation the C-H bonds break and make new C=O bonds because of the shared electrons which are in C-O bonds spends less time being close to the carbon nucleus than the shared electrons in C-H bonds,.

5 0
3 years ago
For the chemical reaction , I identify the reactant and the products .
svetlana [45]

The reactant is Mercury (II) Oxide while the products are Mercury and Oxygen separately.

This is because the reactants are typically always on the left side of the yields symbol. In this decomposition reaction, it would still be the same as at the end of the reaction, there were to products produced: Mercury and Oxygen.

Products tend to always be on the right side of the yields symbol, they're what comes out of a reaction no matter what type.

Hope this helps!

7 0
4 years ago
An object with a mass of 4.0 kg has a force of 12.0 newtons applied to it. What is the resultant acceleration of the object?
Zigmanuir [339]

Answer:

3m/s²

Explanation:

Force applied to an object can be calculated thus;

F = ma

Where;

F = force applied (Newtons)

m = mass of substance (kg)

a = acceleration (m/s²)

According to the information provided in this question, F = 12.0 newtons, m = 4.0 kg, a = ?

Derived from F = m.a

We have; a = F/m

a = 12/4

a = 3

The resultant acceleration of the object is 3m/s².

3 0
3 years ago
Nail polish remover containing acetone was spilled in a room 7.2 m × 5.8 m × 3.9 m. Measurements indicated that 6,400 mg of acet
sergeinik [125]

Volume of room  = 7.2 m \times 5.8 m \times  3.9 m

= 162.864 m^{3}

Now, according to conversion factor, convert 6,400 mg to micrograms

Since, 1 mg is equal to 1000 microgram.

Therefore, 6,400 mg  = 6,400 \times 1000

= 6,400,000 micrograms of acetone.

To calculate concentration of acetone, divide volume and evaporated amount of acetone in micrograms.

Thus,

Concentration of acetone  = \frac{6,400,000 microgram}{162.864 m^{3}}

= 39296.5910 microgram per cubic meter or 3.92\times 10^{4} \mu g/m^{3}\simeq 4.0\times 10^{4} \mu g/m^{3}

Hence, concentration of acetone is equal to 4.0\times 10^{4} \mu g/m^{3}

7 0
3 years ago
Which statement is true? A. A sample statistic can never be equal to the population parameter. B. Point estimates are defined fo
Allushta [10]

i think its either a or d not sure, hope this helps

5 0
4 years ago
Read 2 more answers
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