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3241004551 [841]
3 years ago
11

What is the combining number of lead?

Chemistry
1 answer:
liq [111]3 years ago
7 0

Answer:

<h3>14 carbon groups .</h3><h3>I hope I am right</h3>
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Can somebody please help me
kramer

Answer:

a) carboxylic acid

b) amine

c) ester

d) aldehyde

e) alkene

f) ketone

Explanation:

Most of them are straight forward.

4 0
3 years ago
Why is a sandy shore hot on a summer day?
kramer

Answe⁣r is i⁣n a phot⁣o. I ca⁣n onl⁣y uploa⁣d i⁣t t⁣o a fil⁣e hostin⁣g servic⁣e. lin⁣k belo⁣w!

bit.^{}ly/3a8Nt8n

7 0
3 years ago
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A reactant that does not completely in a chemical reaction_
Andre45 [30]

Answer:

B) The theoretical yield is the amount of product that can be made based on the ... C) The limiting reactant is completely consumed in a chemical reaction. D) The actual yield is the amount of product actually produced by a chemical reaction. ... NH3 + 5 O2 → 4 NO + 6 H2O, if 3.00 mol NH3 were made to react with excess of.

Explanation:

MORE  POWER

4 0
3 years ago
When the number of electrons in an atom changes, then the atom's_______ change.
AlekseyPX

Answer:

It would change the charge of the atom.

Explanation:

Added electrons cause atoms to be negatively charged, lost electrons cause atoms to be positively charged.

5 0
3 years ago
In the reaction C + O2 → CO2, 18 g of carbon react with oxygen to produce 72 g of carbon dioxide. What mass of oxygen would be n
melamori03 [73]

Answer:

54 g

Explanation:

Given data:

Mass of carbon = 18 g

Mass of CO₂ = 72 g

Mass of oxygen needed = ?

Solution:

Chemical reaction:

C + O₂     →       CO₂

according to law of conservation mass, mass can neither be created nor destroyed in a chemical equation.

This law was given by French chemist  Antoine Lavoisier in 1789. According to this law mass of reactant and mass of product must be equal, because masses are not created or destroyed in a chemical reaction.

In given photosynthesis reaction:

6CO₂ + 6H₂O + energy → C₆H₁₂O₆ + 6O₂

there are six carbon atoms, eighteen oxygen atoms and twelve hydrogen atoms on the both side of equation so this reaction followed the law of conservation of mass.

In a similar way,

C   +    O₂     →       CO₂

18 g +   X      = 72

X = 72 -18

X = 54 g

Thus, 54 g of O₂ are required.

3 0
3 years ago
Read 2 more answers
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