Give an example of oxygen use in industry and medicine.

Q: The partial pressure of oxygen is 0. 20 atm at sea level at 25°C. Calculate its partial pressure at…

A: The correct answer is given below

Q: At STP conditions, identify the phase under which carbon dioxide exists

A: STP Is known as standard temperature and pressure. Standard pressure is 1 atm and temperature is 273…

Q: What is the difference between silicon and silicone?

A: Silicon  * Silicon is a naturally occurring chemical element. * It acts as metalloid that is it…

Q: How many grams of nitrogen are required to fully react with 2.79 g of hydrogen to produce ammonia?

A: Given,Hydrogen = 2.79 gMolar mass of ammonia = 17.031 g/molMolar mass of hydrogen = 1.007 g/molMolar…

Q: Distinguish among the substances silicon, silica, and silicone.

A: Semiconductors composed of group 14 elements having 4 electrons. These elements combine with many…

Q: What volume of acetylene can be obtained from the 36 grams of Calcium Carbide under standard…

A: Given data: Mass of Calcium carbide = 36 g Formula used: P V = n R T

Q: Briefly explain the picture of nitrogen cycle with this 4 major processes, - Nitrogen fixation -…

A: Nitrogen cycle = It is a biogeochemical process in which nitrogen is converted into different forms…

Q: Explain the process of fixing nitrogen.

A: Nitrogen fixation is the process of converting atmospheric nitrogen in the form of ammonia.…

Q: Why is oxygen soluble in water?

A: Dipole-induce dipole forces are very weak and play a role in solubility of oxygen into water. The…

Q: How would you expect the structure of the ozonide ion, O3-, to differ from that of ozone?

A: VSEPR theory or valence shell electron pair repulsion theory is a model that is used to predict the…

Q: The average daily mass of O2 taken up by sewage discharged in the United States is 59 g per person.…

A: One person depletes 59 g of oxygen, the mass of oxygen depleted (m) by 1,200,000 people is…

Q: How is oxygen prepared from air? Explain and elaborate

A: Given oxygen prepared from air

Q: 7 Under what conditions can liquid nitrogen be formed by

A: we know,the critical temperature [Tc] is the maximum temperature at which the molecules can exist as…

Q: Describe the origins and behavior of sulfur oxides and nitrogen oxides as air pollutants, including…

A: Nitrogen oxide i.e. NO2 is found in air as an air pollutant. It is mainly produced from burning of…

Q: Give

A: 2NH4​Cl + Ca(OH)2 ​→ CaCl2​ + 2H2​O+2NH3​ Ca3P2 + 6H2O → 3Ca(OH)2 + 2PH3   FeS + 2 HCl → FeCl2 + H2S…

Q: The partial pressure of oxygen is 0.20 atm at sea level at 25°C. Calculate its partial pressure at…

A: Solution is shown below.

Q: Discuss the formation of alloys and its importance

A: Metals are compounds that can lose electrons and have high conductivity.

Q: Discuss Carbon Dioxide in 200 words. Please

A: The atmospheric air consists of 78% of nitrogen, 21% of oxygen. Nitrogen has the highest…

Q: List the uses of Oxygen?

A: Air is composed of many gases. The major component of air is nitrogen which contributes 78%. Then…

Q: Why does silicon form only single bonds with oxygen but carbon, which is in the same family as…

A: The element which is more likely to be able to form double bond with oxygen is carbon. Because the…

Q: Ozone molecules in the stratosphere absorb much of the harmful radiation from the sun. How many…

A: Given,Pressure, P = 1.59 × 10-3 atm     Volume, V = 1.00 LTemperature, T = 271 KNo. of moles (n) of…

Q: Describe how nitrogen can be separated from the other components of air.

A: The most common method used to separate nitrogen from air is called fractional…

Q: The Properties, Reactions and Applications of Oxygen  Uses of oxygen gas and ozone and why its…

A: Oxygen is the most abundant element in Earth. It is found in ores, rocks and gemstones as well as in…

Q: 1. You know that the air around you is full of nitrogen, yet your garden regularly shows signs that…

A:

Q: Why are nitrogen compounds limited in the biosphere?Give two reasons.

A: Animals can use only organic nitrogen, which they obtain by consuming plants or other animals.…

Q: Write chemical equations for the following processes: (1) Reduction of VO2 + to produce VO2+ (2)…

A: Chemical equations: (1). Reduction of VO2 + to produce VO2+:

Q: How many grams of oxygen are needed to react with 160 gg of hydrazine?

A: How many grams of oxygen are needed to react with 160 g of hydrazine?

Q: Which among the following processes is a nitrogen fixation process?         a. Production of ozone

A: Rhizobium is a symbiotic nitrogen fixing bacteria present in the root of pea family plants.

Q: Explain why hydrogen sulfide is a gas at room temperature, whereas water, which has a lower…

A: In chemistry physical properties and chemical properties depends on the type of bond formed between…

Q: If a manufacturing site consumes 65 metric tons (1 metric ton = 1000 kg) of sulfur with unlimited…

A:

Q: Can sodium nitrite form H-bonds with water?

A: Sodium nitrite is NaNO2  It is an ionic compound

Q: In Ethereum, what is the function of gas?

A: The concept of Gas in Ethereum introduced to to maintain a distinct value that particularly…

Q: Write chemical equations for the following processes: Reduction of VO2+ to produce VO2+…

A: 1) Since the reduction reaction means gain of electrons And in VO2+ , V is in 5+ state and in VO2+ ,…

Q: why halogens are highly volatile in nature?

A: Boiling point of a molecule depends upon the intermolecular force present in it. If the…

Q: why oxygen exists as gas and sulphur exists as solids?

A: Oxygen and sulphur both belong to same group that is group 16. The size of atoms increases going…

Q: Determine the density of CO2 gas at STP. O 4.46 g/L O 1.96 g/L O 5.10 g/L O 2.24 g/L O 1.80 g/L

A: Determine the density of CO2 gas at STP ?

Q: Determine the mass, in kg, of HgO that must decompose to form 70.4 LO2 gas at STP. 2H9O(s) 2Hg() +…

A: The reaction given is, => 2 HgO (s) → 2 Hg (l) + O2 (g)  Given: Volume of O2 produced at STP =…

Q: Ozone molecules in the stratosphere absorb much of the harmful radiation from the sun. How many…

A: Given :-  Volume of air = 4.00 L  Temperature = 249 K  Pressure = 1.67 × 10-3 atm  To calculate :-…

Q: Molecules in the upper atmosphere tend to contain double and triple bonds rather than single bonds.…

A: Saturated compounds are those compounds which contain only single bonds. Whereas, unsaturated…

Q: What is the oxidation number of nitrogen in hydrazine, N2H4?

A:

Q: What's the explanation behind why carbon dioxide is heavier than air?

A: Avogadro's law According to  Avogadro's law, volume of a gas s directly proportional to the number…

Q: What are the main sources of halogen-containing compounds? Why is it important to know their…

A:

Q: What is the chemical reaction between Titanium and Oxygen that makes them Titanium Dioxide?

A: The general method of production of titanium dioxide (TiO2) does not follow reaction of titanium and…

Q: silicon

A: Pure semiconductor have high resistance power so that it's conduct less electricity this is due to…

Q: Write the reaction equations for the synthesis of nitric acid and nitrous acid

A: Nitrous acid is unstable and weakly acidic compound. It exists in the solution of nitrate salts…

Q: What is an ionic atmosphere?

A: Ionic atmosphere is defined as the area at which a charged entity is capable of attracting an entity…

Q: How many grams of oxygen are needed to react with 165 g of hydrazine?

A: Given  mass of hydrazine = 165 g    Required data -  molar mass of hydrazine = 32.05 g/mol  molar…