# Hacktivateed

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## What is the ratio of mass of a substance to its volume?

Density
Density, mass of a unit volume of a material substance. The formula for density is d = M/V, where d is density, M is mass, and V is volume. Density is commonly expressed in units of grams per cubic centimetre.

## What the ratio of the mass of substance to the mass of an equal volume of water?

Specific Gravity
The “Specific Gravity” of a substance is the ratio of its mass to that of an equal volume of water at the same temperature and pressure. This is also the ratio of the densities of the two substances: SG = (mass of a volume V of a material)/(mass of a volume V of water) = (rMaterial/rWater).

What is formula of mass?

Mass is defined as the amount of matter present in a body. The SI unit of mass is the kilogram (kg). The formula of mass can be written as: Mass = Density × Volume.

### What is the relationship between mass and volume called?

It’s known as density .

### What is the mass of equal volume of water?

Just like a solid, the density of a liquid equals the mass of the liquid divided by its volume; D = m/v. The density of water is 1 gram per cubic centimeter. The density of a substance is the same regardless of the size of the sample.

Does volume change with gravity?

Volume is dependent on pressure, i.e., the same mass will have a greater density if it is compressed to a smaller volume because it makes the denominator of the density equation smaller. Gravity is a force that can compress matter, so the answer to your original question is YES, gravity does affect density.

## What is length formula?

Formulas for Arc Length

Arc Length Formula (if θ is in degrees) s = 2 π r (θ/360°)
Arc Length Formula (if θ is in radians) s = ϴ × r
Arc Length Formula in Integral Form s= ∫ba√1+(dydx)2dx

## Is mass equal to weight?

In scientific contexts, mass is the amount of “matter” in an object (though “matter” may be difficult to define), whereas weight is the force exerted on an object by gravity. Objects on the surface of the Earth have weight, although sometimes the weight is difficult to measure.

What is the difference between mass and volume?

Volume – How much space an object or substance takes up. Mass – Measurement of the amount of matter in an object or substance.

### What is the relationship between the volume and mass of water?

No matter what size sample of water you measure, the relationship between the mass and volume will always be the same. Because D=m/v, the density is the same for any amount of water.

### How do you calculate volume?

The formula for the volume of a rectangular solid is Volume = length * width * height, or V = lwh.

How do I find the volume?

Whereas the basic formula for the area of a rectangular shape is length × width, the basic formula for volume is length × width × height.

## How are mass density and volume related to each other?

Measuring density, for instance, aids in determining the composition of a given substance, while volume is a necessary component to using the gas laws. Most qualities of the world studied by scientists can be measured in terms of one or more of four properties: length, mass, time, and electric charge.

## How to calculate the mass ratio of a compound?

Mass Ratio Calculations 1 List the known quantities and plan the problem. Known: Compound A = 4.08 g Cu and 2.28 g Cl Compound B = 7.53 g Cu and 8.40 g 2 Calculate Compound A: 4.08 g Cu 2.28 g Cl = 1.79 g Cu 1.00 g Cl 4.08 g Cu 2.28 g Cl = 1.79 g Cu 1.00 g 3 Think about your result.

How are volume and density of an object measured?

VOLUME AND DENSITY DEFINED. Volume, then, is measured in terms of length, and can be defined as the amount of three-dimensional space an object occupies. Volume is usually expressed in cubic units of length—for example, the milliliter (mL), also known as the cubic centimeter (cc), is equal to 6.10237 · 10−2 in3.

### Why is mass important in the study of Chemistry?

Among the physical properties studied by chemists and other scientists, mass is one of the most fundamental. All matter, by definition, has mass. Mass, in turn, plays a role in two properties important to the study of chemistry: density and volume.