subject

Chemistry, 10.05.2021 19:40 jose0765678755

How many formula units in 0.765 mol Na2SO4?

ansver

Answers: 2

Show answers

Another question on Chemistry

question

Chemistry, 21.06.2019 18:30

In a sample of oxygen gas at room temperature, the average kinetic energy of all the balls stays constant. which postulate of kinetic molecular theory best explains how this is possible?

Answers: 2

question

Chemistry, 22.06.2019 03:30

Explain why pure hydrogen cyanide does not conduct electricity, but become a conductor when it is dissolved in water? (at room temp, pure hcn exists as a volatile liquid)

Answers: 1

question

Chemistry, 22.06.2019 06:00

What type of electromagnetic radiation has a shorter wavelength than blue light

Answers: 2

question

Chemistry, 22.06.2019 06:30

What is the correct term for living the most sustainable life you can within your current circumstances?

Answers: 1

You know the right answer?

How many formula units in 0.765 mol Na2SO4?...

Questions

question

Engineering, 26.07.2019 20:20

Which atom bond in atomic interaction combines electrons, filling its valence zone a) van der vaals bond; b) a covalent bond; c) ionic bond; d) met...

question

Engineering, 26.07.2019 20:20

An alternating current e(t) =120 sin(12t) has been running through a simple circuit for a long time. the circuit has an inductance of l = 0.2 henrys,...

question

Engineering, 26.07.2019 20:20

Suppose a spring with spring constant 5 n/m is horizontal and has one end attached to a wall and the other end attached to a mass. you want to use the...

question

Engineering, 26.07.2019 20:20

The temperature of a gas is related to its absolute pressure and specific volume through t = 3.488pv, where t, p, and v are expressed in their standar...

question

Engineering, 26.07.2019 20:20

Ahybrid airship is an air vehicle that achieves lift by a combination of buoyancy, as well as aerodynamic forces (e. g., the way a wing produces lift)...

question

Engineering, 26.07.2019 20:20

List fabrication methods of composite materials....

question

Engineering, 26.07.2019 20:20

How to called crystalline lattice changes at the temperature change a) oxidation; b) primary crystallization c) allotropy d) anisotropy....

question

Engineering, 26.07.2019 20:20

What is the temperature dependency of the electrical conductivity for metals and semiconductors? ?...

question

Engineering, 26.07.2019 20:20

Crystal lattice can be characterized with a) angle, geometry and coordination number b) the color, size, lattice type; c) hardness, geometry d) atomi...

question

Engineering, 26.07.2019 20:20

Quantity of erystallization centres in crystallization may increase a) insert imitation of crystallization b) use mechanical mixing: c) change coolin...

question

Engineering, 26.07.2019 20:20

Steam of 100 bars, 600c in a well insulated tank having a volume of 1m starts to exhaust slowly. the leakage finishes at the pressure of tank reaches...

question

Engineering, 26.07.2019 20:20

The most important mechanical properties of metals include stiffness, strength, ductilityand toughness. which of the following statements is true: a....

question

Engineering, 26.07.2019 20:20

What is the typical bonding in a conductor and a semiconductor? ?...

question

Engineering, 26.07.2019 20:20

What is “hardenability” of steels? how it is measured? why it is important in applications such as axil rod of cars....

question

Engineering, 26.07.2019 20:20

Plane strain fracture toughness is a fundamental material property which: a) is valid when specimen thickness is much greater than crack dimensions....

question

Engineering, 26.07.2019 20:20

Briefly describe methods used in recycling of steel and aluminum. which product make use of such recycled aluminum and steel....

question

Engineering, 26.07.2019 20:20

What is/are the benefit(s) of short fibre reinforcements? a)increased stiffness only. b)increased strength and increased toughness. c) increased toug...

question

Engineering, 26.07.2019 20:20

What is the difference between thermoplastics and thermoset polymers? a)thermoplastics can be moulded to shape, thermoset cannot. b)thermoplastics ha...

question

Engineering, 26.07.2019 20:20

Nickel superalloys are selected for high-temperature gas turbine blades because of: a)high modulus. b)high creep strength. c)high maximum working tem...

question

Advanced Placement (AP), 26.07.2019 20:20

what can be found if the apparent magnitude and the distance to a star are known? a. velocity b. age c. absolu...

More questions: Chemistry Another questions