What is the ratio of H+ ions to OH ions at a pH 7? The pH scale starts from 1 being the most acidic to 14 being the most basic. The neutral pH is 7. Thus, for a pH of 7, the H+ and the OH- concentrations are equal. Since the concentrations are equal, the […]
What are the 4 types of communicable diseases?
What are the 4 types of communicable diseases? The diseases below are among them. 2019-nCoV. CRE. Ebola. Enterovirus D68. Flu. Hantavirus. Hepatitis A. Hepatitis B. How can nurses prevent the spread of infection? Clinical care nurses directly prevent infections by performing, monitoring, and assuring compliance with aseptic work practices; providing knowledgeable collaborative oversight on environmental […]
Why is there no voltage drop in a parallel circuit?
Why is there no voltage drop in a parallel circuit? Heat from each resistor in a parallel circuit will be calculated as the product of the voltage (the same for each) and current (different and inversely proportional to the resistances.) An ideal battery has enough power so that it can supply the current without any […]
Can antibiotic kill virus?
Can antibiotic kill virus? Antibiotics do not work on viruses, such as those that cause colds, flu, bronchitis, or runny noses, even if the mucus is thick, yellow, or green. Antibiotics are only needed for treating certain infections caused by bacteria, but even some bacterial infections get better without antibiotics. What kills bacteria but have […]
What is a safe PM 2.5 level?
What is a safe PM 2.5 level? In the US, exposure to very fine particulate matter known as PM2. 5 is considered safe by the US Environmental Protection Agency’s national ambient air quality standards so long as a person breathes in an average of 12 micrograms per cubic meter of air (μg/m3) or less per […]
Why are bottom mount fridges more expensive?
Why are bottom mount fridges more expensive? Bottom-Mount Fridges Generally speaking these models are less common, which means less variety/range, and as mentioned earlier, they tend to be less efficient or more expensive than a top freezer model, meaning they could cost you more to run in the long term. Where are CHiQ fridges made? […]
What do skid marks indicate?
What do skid marks indicate? Skid marks indicate hard braking by the motorcyclist immediately before the impact. With a motorcycle, skid marks can indicate hard braking by the front tire, rear tire, or both tires. Skid marks can indicate that a rider tried to avoid the collision by forcefully applying the brakes. What are types […]
How many electrons are there in lithium?
How many electrons are there in lithium? 2,1 Can lithium have 2 electrons? isotope, which has only 3 neutrons. The third electron in lithium cannot fit in the lowest energy shell, which, as noted above, is full with only 2 electrons. How many electrons are in a lithium ion with a charge of +1? Lithium […]
Where is the purest gold found?
Where is the purest gold found? Top 10 Gold Producing Countries China – 383.2 tonnes. For many years, China has been the top producing nation, accounting for 11 percent of global mine production. Russia – 329.5 tonnes. Australia – 325.1 tonnes. United States – 200.2 tonnes. Canada – 182.9 tonnes. Peru – 143.3 tonnes. Ghana […]
Is England a monarchy or democracy?
Is England a monarchy or democracy? The United Kingdom is a unitary state with devolution that is governed within the framework of a parliamentary democracy under a constitutional monarchy in which the monarch, currently Queen Elizabeth II, is the head of state while the Prime Minister of the United Kingdom, currently Boris Johnson, is the […]