Table of Contents
What is used to measure specific gravity?
hydrometer
A hydrometer is an instrument used to determine specific gravity.
How do you find the specific gravity of a gas from molecular weight?
S = M / Mair , where S=gas specific gravity, M=gas molecular weight, Mair=28.96443 g/mole (molecular weight of standard air – CRC, 1983). The gas specific gravity calculation does not check for unreasonable inputs. Please enter positive values.
How do you calculate z factor of a gas?
The gas deviation factor, z, is determined by measuring the volume of a sample of the natural gas at a specific pressure and temperature, then measuring the volume of the same quantity of gas at atmospheric pressure and at a temperature sufficiently high so that the hydrocarbon mixture is in the vapor phase.
How does a pycnometer measure specific gravity?
Procedure for Specific Gravity of Soil by Pycnometer Method
- Clean and dry the Pycnometer.
- Mark the cap and Pycnometer with a vertical line parallel to the axis of the Pycnometer to ensure that the cap is screwed to the same mark each time.
- Unscrew the cap and place about 200 g of oven dried soil in the Pycnometer.
How do you find the gravity of a place?
Calculate your local gravity, Divide your local gravity by standard gravity, Multiply your measurement result by your gravity correction factor.
What is specific gravity vs density?
Density is defined as mass per unit volume. It has the SI unit kg m-3 or kg/m3 and is an absolute quantity. Specific gravity is the ratio of a material’s density with that of water at 4 °C (where it is most dense and is taken to have the value 999.974 kg m-3). It is therefore a relative quantity with no units.
What is gas specific gravity?
Gas specific gravity is defined as the ratio of the density of the gas to the density of air at 1 atm pressure at 60°F (standard conditions). Gas specific gravity is easy to measure at the wellhead and is used as an indication of the composition of the gas.