3 years ago

Answer it answer it answer it

Chemistry

1 answer:

Archy [21]3 years ago

4 0

Answer:

Explanation:

A chemical change is when a new substance is created, which often has its own chemical properties, so A is the correct answer.

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How do i know if a reaction is exo/endothermic?? help please.

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Answer:

Explanation: in exothermic reaction heat is released out

In endothermic reaction heat is absorbed

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3 years ago

Atoms of elements at the top of a group on the periodic table are smaller than the atoms of elements at the bottom of the group.

Dmitriy789 [7]

Answer:

Explanation:

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3 years ago

Convert .0027 CL to mL.

Over [174]

Answer:

0.027 ml

Explanation:

$1\:cl = 10\:ml\\0.0027 \: cl = x\:ml$

Cross Multiply

$x = 0.027 \:ml$

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What are most lipids made up of?

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Balancing Al+ Agcl, i have problems with this so help!!!

EleoNora [17]

Answer:

Al + 3AgCl → AlCl₃ + 3Ag

Explanation:

The given equation is:

Al + AgCl →

We are to find the product and hence balance the equation. This problem is a simple single replacement reaction.

By virtue of this, Aluminum will displace Ag from the solution:

Al + AgCl → AlCl₃ + Ag

We then balance the equation:

Al + 3AgCl → AlCl₃ + 3Ag

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3 years ago