3 years ago

What is difference between primary and standard solution?

1 answer:

7 0

A standard solution is solution that is a containing a precisely known concentration of an an element. Primary it's typically a reagent which can ve weighed very easily, and which is so pure that the weight of it is truly representative of the number of molecules that it contained

You might be interested in

A 1,500 kg truck is towed sideways out of a mud-hole with a force of 15,000 N. What acceleration of the tow truck is needed to m

NeX [460]

Yes because without movement the tow truck will not be moved with 15,000 N

3 0

2 years ago

Carbon-12 and carbon-13 are isotopes of carbon.

ohaa [14]

Answer:

Isotopes of an element share the same number of protons but have different numbers of neutrons. Let's use carbon as an example. There are three isotopes of carbon found in nature – carbon-12, carbon-13, and carbon-14. All three have six protons, but their neutron numbers - 6, 7, and 8, respectively - all differ.

Explanation:

4 0

3 years ago

Read 2 more answers

4. In a solution, what pulls particles into the solution?

Tanya [424]

The correct answer to your question is B, solvent.
let me know if you have any further questions
:)

3 0

2 years ago

A car engine produces 604 kJ of mechanical energy from fuel capable of producing 2416 kJ of energy. The efficiency of the engine

Anna71 [15]

I think it’s 40% but I’m not sure