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Since I tried Ludwig back in 2017, I have been constantly using it in both editing and translation. Ever since, I suggest it to my translators at ProSciEditing.

Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com
mass of that
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "mass of that" is not standard in written English and may be unclear without context.
It could be used in a scientific or technical context to refer to a quantity or amount of a specific substance or object, but it is not commonly used in everyday language. Example: "The mass of that object is crucial for our calculations in the experiment."
Science
News & Media
Academia
Encyclopedias
Wiki
Alternative expressions(3)
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Human-verified examples from authoritative sources
Exact Expressions
32 human-written examples
As shown in Figure 5D, glucosamine treatment obviously prevented pro-IGF-1R glycosylation in concentration dependent manner, resulting in low molecular mass of that.
Science
It was known already or certainly the critical mass of that admission was in the public domain.
News & Media
The mass of one mole of something in grams is the mass of that substance in atomic mass units.
Encyclopedias
The new gravitational wave signal is similar to LIGO's first two detections, both in its source — a binary black hole merger — and the overall mass of that source.
Intertwined as they are with the industrial development of the country they have, in addition, a romantic interest that intriques the great mass of that newspaper-reading countrymen.
News & Media
Using mass spectrometry (MS) to obtain information about a higher order structure of protein requires that a protein's structural properties are encoded into the mass of that protein.
Science
Human-verified similar examples from authoritative sources
Similar Expressions
28 human-written examples
The problem with using this technique to search for exomoons is that a planet-moon system would have the same exact effect as a planet located in the center-of-mass of that system with a slightly larger (planet + moon) mass.
News & Media
A mass of humanity that rose in defiance of circumstances that were meant to terrorize and defeat.
News & Media
Similarly, the mass of cholesterol that enters the LDL density range per day must equal the mass of cholesterol that is cleared in LDL particles per day.
Science
But you will still remember the seething mass of hate that writhes beneath.
News & Media
The lungs become a mass of cysts that supplant normal lung tissue.
News & Media
Expert writing Tips
Best practice
When using "mass of that", ensure the context clearly defines what "that" refers to. Using a more specific term might improve clarity.
Common error
Avoid using "mass of that" in everyday language where simpler alternatives like "amount of that" or a more direct noun are sufficient. It can sound overly technical or formal.
Source & Trust
82%
Authority and reliability
3.8/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "mass of that" functions as a prepositional phrase, often acting as a post-modifier within a noun phrase. It specifies the quantity or amount of something previously mentioned. Ludwig examples illustrate its use in scientific and technical contexts.
Frequent in
Science
50%
News & Media
30%
Academia
20%
Less common in
Encyclopedias
2%
Wiki
2%
Formal & Business
0%
Ludwig's WRAP-UP
In summary, "mass of that" is a prepositional phrase used to specify the quantity or amount of a previously referenced item, most commonly within scientific, academic, and news contexts. While grammatically acceptable, Ludwig suggests that simpler or more specific alternatives might improve clarity in some cases. The phrase's formality makes it best suited for technical or scientific writing. Though understandable, be mindful of potentially more straightforward phrasing alternatives.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
quantity of that
Replaces "mass" with "quantity", emphasizing the amount rather than the physical bulk.
amount of that
Substitutes "mass" with "amount", focusing on the measure or extent of something.
bulk of that
Replaces "mass" with "bulk", highlighting the sheer size or volume.
size of that
Changes "mass" to "size", emphasizing the dimensions or magnitude.
volume of that
Replaces "mass" with "volume", referring specifically to the space occupied.
extent of that
Substitutes "mass" with "extent", emphasizing the scope or range.
magnitude of that
Replaces "mass" with "magnitude", highlighting the greatness or importance.
measure of that
Changes "mass" to "measure", focusing on the quantitative aspect.
portion of that
Replaces "mass" with "portion", referring to a specific part or share.
load of that
Substitutes "mass" with "load", often implying a burden or weight.
FAQs
What does "mass of that" refer to?
The phrase "mass of that" refers to the quantity or amount of a specific substance or object that has been previously mentioned or is understood from the context.
How can I use "mass of that" in a sentence?
You can use "mass of that" when you want to specify the amount or quantity of a previously mentioned item. For example: "The planet is about 50 percent larger than Jupiter (although it has only about half the "mass of that planet")."
What can I say instead of "mass of that"?
You can use alternatives like "amount of that", "quantity of that", or "bulk of that" depending on the context.
Is "mass of that" a formal expression?
While not strictly formal, "mass of that" can sound more technical or scientific than simpler alternatives. Consider your audience and the overall tone of your writing when deciding whether to use it.
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Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
82%
Authority and reliability
3.8/5
Expert rating
Real-world application tested