Oxygen constitutes 78% of the atmosphere ,21% of free nitrogen and 1% of carbondioxide...true or false

Q: The most serious air pollutant causing health hazard is___?

A: Any substance or condition that lowers down the quality of the air for the living beings and the…

Q: pressure (true , false)

A: Exhalation can be defined as the flow of the breath out of the organism. In animals, it can be…

Q: the greatest amount of oxygen? #analyze Water off the coast of Vancouver Island at 8°C Air at an…

A: As the height increases the oxygen concentration decreases. So with the increasing elevation the…

Q: Which of the following would not increase carbon dioxide in the atmosphere

A: Only 0.04% of the earth's atmosphere is made of carbon dioxide. But this CO2 plays a very crucial…

Q: VENTILATION FOR PREVENTING PROPAGATION OF POLLUTANTS THROUGHOUT THE ROOM 1. aeration 2. general…

A: Pollutants are defined as the elements or particles that are major contributors to pollution.  These…

Q: Define the following terms below. Write the description below.  Gas exchange:

A: It is the movement of oxygen from the outside environment to the cells within tissues and the…

Q: At sea level, which of the following is an example of a subatmospheric pressure? 760 mm Hg 756 mm Hg…

A: The word sub-atmospheric pressure means magnitude lower than the atmospheric pressure. Atmospheric…

Q: Cases of accidental carbon monoxide poisoning occur when someone builds a charcoal fire in an…

A: Carbon monoxide poisoning shows itself in someone you're with. Headache, dizziness, nausea,…

Q: An adult takes about 12 breaths per minute, inhaling roughly 500 mL of air  with each breath. The…

A: The mole is generally the amount of substance of a system that has as many elementary substances as…

Q: The _____________ is defined as the energy required to vaporize one mole of a liquid at a pressure…

A: There are three states of matter-solid, liquid, and gas. The temperature required to change the…

Q: To explain: The basic forces that determine the circulation of atmosphere.

A: The sun provides energy to the planet in the form of light. The organisms efficiently exploit the…

Q: Name three sources of atmospheric CO2

A: Carbon dioxide is a greenhouse gas. Generally, it is present in trace amounts in the atmosphere,…

Q: What are ways to contribute to the lessening of atmospheric carbon dioxide pollution that can be…

A: A carbon footprint is the total greenhouse gases (carbon dioxide) emitted into the atmosphere by an…

Q: Oxygen is picked up in the pulmonary ___ beds

A: The Pulmonary Loop Only Transports Blood Between the Heart and Lungs.

Q: The human lungs can function satisfactorily up to a limit where the pressure difference between the…

A:

Q: GENERAL EXCHANGE VENTILATION (MORE AIR ENTERS THAN IS REMOVED) IS NEEDED FOR GENERAL EXCHANGE OF…

A: Exhaust ventilation: It is basically work by depressurising a room/chamber. The main motive is to…

Q: What is atmospheric co2?

A: Atmosphere refers to the layers of gases surrounding the earth. It is composed of about 78%…

Q: At both the organismal and cellular levels, respiration involves taking in the gas _________ and…

A: Respiration is defined as 'the biochemical process of oxidation of nutrients so as to release…

Q: What happens when combustion takes place in insufficient air?

A: Combustion refers to the burning process of a substance with oxygen. During this process heat and…

Q: Chart the path of air from the atmosphere to the blood.

A: Breathing is the way toward moving air into and out of the lungs to encourage gas trade with the…

Q: why do we breathe in oxygen and breathe out carbon dioxide?

A: Breathing is a vital function of life. It is a process of respiration which involves inhalation and…

Q: Air rushes into the lungs of humans during inhalation because

A: The main function of the lungs is the process of gas exchange called respiration or breathing.

Q: Create an infographic about positive and negative feedback mechanism of regulation of gas…

A: Respiratory system helps in the gas exchange between the atmosphere and lungs (external respiration)…

Q: The most abundant constituent of atmospheric air is ? Oxygen Hydrogen Carbon Nitrogen

A: Atmosphere is a gaseous envelope that surrounding the earth. The air which is prevailing below the…

Q: Arrange the following according to decreasing oxygen requirement. 1. crab 2. shark 3. clown fish 4.…

A:

Q: A fish is swimming close to the surface. The barometric pressure of the air above the water and in…

A: Answer:  ATMOSPHERIC PRESSURE = It is the force exerted by the air in the surrounding to the any…

Q: What would the graph look like if you did the same exact experiment but measured carbon dioxide…

A: Plant cell carries out both respiration as well as photosynthesis.

Q: Gases exchange

A: Air is breathed into the lungs via the mouth or nose as a result of muscular contraction and…

Q: most two important gases that must have a normal concentration inside the body?

A: Gaseous molecules are very important for the body system and mechanism, as it exerts force defined…

Q: To determine oxygen consumption (VO2), one must know: A. the volume of inspired air, percent 02 in…

A: VO2 is basically the measurement of oxygen consumption by considering the oxygen consumed per minute…

Q: What is the atmospheric CO2 allowance?

A: Carbon Dioxide is a colorless, odorless, incombustible gas resulting from the oxidation of carbon.

Q: The atmospheric pressure on the top of Mt. Everest, an altitude of 29,035 ft, is only 259.9 mm Hg.…

A: Partial pressure is defined as the pressure of a particular gas in a mixture. Thus, it is the…

Q: Why do we breathe oxygen and exhale carbon dioxide?

A: Breathing is the process whereby the exchange of gases takes place. The nose is the organ through…

Q: A typical room is 4.0 m long, 5.0 m wide, and 2.5 m high. What is the total mass of the oxygen in…

A: The ideal gas law is the equation of the state of a hypothetical ideal gas which gives good…

Q: In a freak accident a horse pipe blew exhaust gasses back into a closed vehicle and after a few…

A: Oxygen is important gas that is required by each and every living organism for breathing. This gas…

Q: describe how air differs in composition in the atmosphere, alveoli, oxygenated blood, tissues, and…

A: In air mixture of gases is present like nitrogen, oxygen, carbon dioxide, and water vapors. The…

Q: Explain the laws that govern gas solubility.

A: Solubility refers to a material's capacity to mix with another substance, the solvent, to produce a…

Q: What happens to the carbon dioxide in the atmosphere?

A: Carbon dioxide is a greenhouse gas which enables the atmosphere with sustainable compounds that…

Q: List examples of the dangerous gaseous andparticulate components of chemical inhalants.

A: Air Pollutants: These are the hazardous substances that contaminates air and causes harmful health…

Q: How can the ideal gas law be applied in health sciences?

A: How can the ideal gas law be applied in health sciences?

Q: INDICATOR FOR EVALUATION OF EFFICIENCY OF WORK OF VENTILATION OF PREMISES OF RESIDENTIAL AND PUBLIC…

A: Answer is.. the content of harmful substances in the air.

Q: THE EFFICIENCY OF NATURAL VENTILATION IS DETERMINED BY 1. the frequency of air exchange 2. the…

A: Natural ventilation is one of the most basic methods for reducing energy use in buildings. It is…

Q: NUMBER OF CARBON GAS (CO2) IN THE ATMOSPHERIC AIR 1.0,03-0,04% 2. 0,07 3. 0,1 4. 0.3 5. 4,0

A: Earth's atmosphere is composed of about 78% nitrogen, 21% oxygen, and one percent other gases.

Q: Would the number of moles of carbon dioxide produced in Scenario A be greater than, less than, or…

A: We’ll answer the first question since the exact one wasn’t specified. Please submit a new question…

Q: Using the regional barometric pressure info. below, and being careful to consider the vapor pressure…

A: The alveolar gas equation is : PAO2=FiO2 (PB-PH2O)- (PaCO2/R),        where PAO2 is alveolar oxygen…