What is secondary pollutants give examples? Examples of a secondary pollutant include ozone, which is formed when hydrocarbons (HC) and nitrogen oxides (NOx) combine in the presence of sunlight; NO2, which is formed as NO combines with oxygen in the air; and acid rain, which is formed when sulfur dioxide or nitrogen oxides react with […]
Why is universal health care bad?
Why is universal health care bad? What Are the Disadvantages of Universal Health Care? A common criticism of universal health care is that the overall quality and variety of care declines. In some countries with universal health care, patients see long wait times or even have to wait months to be seen at all. Universal […]
Why is element 43 unstable?
Why is element 43 unstable? Technetium can only be produced artificially because most forms or isotopes of it (atoms of the same chemical element with different numbers of neutrons) have an excess of neutrons, making it very unstable. Why is technetium so weird? Technetium, with atomic number (denoted Z) 43, is the lowest-numbered element in […]
How do you find the latent heat of a mixture?
What is energy stored in capacitor?
What is energy stored in capacitor? Energy stored in a capacitor is electrical potential energy, and it is thus related to the charge Q and voltage V on the capacitor. We must be careful when applying the equation for electrical potential energy ΔPE = qΔV to a capacitor. Remember that ΔPE is the potential energy […]
What are the defining ideas of Gothic architecture group of answer choices?
What are the defining ideas of Gothic architecture group of answer choices? English Gothic Architecture. English Gothic architecture (c. 1180–1520) is defined by pointed arches, vaulted roofs, buttresses, large windows, and spires. What does flying buttresses mean in architecture? Flying buttress, masonry structure typically consisting of an inclined bar carried on a half arch that […]
Did California just have a 7.1 earthquake?
Did California just have a 7.1 earthquake? A magnitude 7.1 earthquake struck southern California on July 5, 2019 at 8:20 p.m. local time (July 6 at 03:20 UTC). This event was centered near the July 4, 2019 magnitude 6.4 earthquake. Map shows past earthquakes and the epicenter of the magnitude 7.1 July 5, 2019 southern […]
Which coral reefs are in danger?
Which coral reefs are in danger? Almost 95% of coral reefs in Southeast Asia are threatened. Indonesia has the largest area of threatened coral reefs, with fishing threats being the main stressor on coral reefs. More than 75% of the coral reefs in the Atlantic are threatened. How do humans impact the coral reef? Pollution, […]
What is T2 * used for?
What is T2 * used for? T2*-weighted sequences can be used with ferucarbotran or superparamagnetic iron oxide (SPIO) contrast agent enhancement to depict liver lesions (13,14). components in tissues, such as deoxyhemoglobin, hematoma, or calcification, and can be used for differentiating the susceptibility differences among tissues (17). What is a T2 * in MRI? T2 […]