an identical quantity of

USAGE SUMMARY

The phrase "an identical quantity of" is correct and usable in written English.
It can be used when referring to two or more items or amounts that are exactly the same in size, number, or volume. Example: "To ensure fairness in the experiment, we used an identical quantity of each chemical in the reaction."

✓ Grammatically correct

Science

News & Media

Formal & Business

Human-verified examples from authoritative sources

Exact Expressions

8 human-written examples

As such, the CDM allows for an identical quantity of reductions to be achieved at the lowest possible cost.

The Guardian

Assuming the transport of growth factor and substrate within an aggregate is by molecular diffusion, the metabolic efficiency of neurons, on the basis of an autocatalytic phenomenon, was increased within an aggregate compared to an identical quantity of dispersed cells.

Chemical Engineering Science

Around 40 50 µg of caseous content were placed in identical cryogenic vials (containing the same amount of beads), followed by the addition of an identical quantity of lysis buffer.

AMB Express

This experiment was reinforced by an explicit test using an identical quantity of light (i.e. equal area under light profiles) as shown in the middle row of Figure 4.

Plosone

However, since glutamate (C5H9NO4) and proline (C5H9NO2) supply an identical quantity of carbon atoms, all subsequent experiments utilize this downshift, which we shall refer to as nitrogen stress.

Current Biology

For these catalytic reactions, an identical quantity of Sn (1 mol % relative to CyO) was utilized per catalytic experiment by varying the mass of catalyst, to accurately compare specific SnIV site activity.

ChemCatChem

Human-verified similar examples from authoritative sources

Similar Expressions

52 human-written examples

We may conclude that assuming of the symmetrized strain the equilibrium occurs naturally at identical quantity of molecules in the high-and low-spin states.

Nanoscale Research Letters

Each sample was a pool of identical quantities of RNA from the two experiments.

BMC Genomics

It worked like this: between 2011 and 2015, related corporate entities in Moscow and London bought and sold identical quantities of the same stock, through Deutsche Bank's Moscow equities desk.

The New Yorker

Identical quantities of the API and HPβCD used in the solutions were co-ground in a mortar and pestle and blended to produce a co-ground physical mixture for comparison.

European Journal of Pharmaceutics and Biopharmaceutics

Extracts of physiological solutions containing DMSO and octenol with or without DEET revealed nearly identical quantities of both compounds (Fig. 4).

Plosone

Expert writing Tips

Best practice

When comparing measurements in scientific writing, ensure you specify units clearly alongside "an identical quantity of" to avoid ambiguity. For example: "an identical quantity of 100ml".

Common error

Avoid using "an identical quantity of" when the amounts are merely similar or approximately equal. Instead, use terms like "a similar quantity of" or "an approximate quantity of" to accurately reflect the degree of similarity.

Linguistic Context

The phrase "an identical quantity of" functions as a determiner phrase modifying a noun, typically used to specify that two or more items or substances have exactly the same amount. This is verified by Ludwig, which presents numerous examples in scientific contexts.

Expression frequency: Uncommon

Frequent in

Science

85%

News & Media

7%

Formal & Business

3%

Less common in

Academia

3%

Wiki

1%

Reference

1%

Ludwig's WRAP-UP

In summary, "an identical quantity of" is a grammatically sound phrase used to denote exact equivalence in amounts, often within formal contexts such as scientific research. While not as common as alternatives like "the same amount of", it offers precision and clarity. Ludwig confirms its correctness and provides real-world examples predominantly from the science domain, suggesting a more technical or academic application. When accuracy is key, "an identical quantity of" is a useful and appropriate choice.

More alternative expressions

Phrases that express similar concepts, ordered by semantic similarity:

the same amount of

Replaces "quantity" with "amount", which is suitable for uncountable nouns.

equal amount of

Uses "equal" instead of "identical", implying a match in size or value.

the same quantity of

Removes the indefinite article "an", suitable when referring to a specific, known quantity.

equal quantity of

Replaces "identical" with "equal", suggesting a matching amount.

the equivalent quantity of

Substitutes "identical" for "equivalent," which indicates a corresponding or comparable amount.

an indistinguishable quantity of

Implies that the quantity is so close to the other, that they cannot be told apart.

a matching quantity of

Uses "matching" to highlight the correspondence between two quantities.

a uniform quantity of

Emphasizes that the quantity is consistent throughout, not necessarily identical to another.

a commensurate quantity of

Indicates that the quantity is proportionate or corresponding to something else.

a corresponding quantity of

Uses "corresponding" to suggest a parallel or related quantity.

FAQs

How can I use "an identical quantity of" in a sentence?

You can use "an identical quantity of" to indicate that two or more things have the same amount. For example, "We used "an identical quantity of" water in both experiments to ensure a fair comparison."

What's the difference between "an identical quantity of" and "an equal quantity of"?

While "an identical quantity of" and "an equal quantity of" are often interchangeable, "identical" emphasizes that the quantities are exactly the same, while "equal" simply implies that they are the same in amount or value.

What are some alternatives to "an identical quantity of"?

Alternatives include "the same amount of", "the same quantity of", or "equal amount of", depending on the context.

Is it appropriate to use "an identical quantity of" in formal writing?

Yes, "an identical quantity of" is appropriate for formal writing, especially in scientific or technical contexts where precise measurement is important.