What tests can be done to identify an unknown substance? How Do We Approach an Unknown Substance Gas Chromatography (GC) Gas Chromatography Mass Spectroscopy (GC-MS) Ion Chromatography (IC) High Performance Liquid Chromatography (HPLC) Dispersive Raman Spectroscopy. Fourier Transfer Infrared Spectroscopy (FTIR) What is the unknown solution? A titration is a technique where a solution of […]
How do you talk to someone who won t open?
Which three structures are sensory receptors found in the skin?
Which three structures are sensory receptors found in the skin? The cutaneous receptors’ are the types of sensory receptor found in the dermis or epidermis. They are a part of the somatosensory system. Cutaneous receptors include cutaneous mechanoreceptors, nociceptors (pain) and thermoreceptors (temperature). What are the different sensory receptors in the skin? Sensory receptors exist […]
Is 30 degrees water hot?
What are the pros and cons of GMO foods?
What are the pros and cons of GMO foods? The pros of GMO crops are that they may contain more nutrients, are grown with fewer pesticides, and are usually cheaper than their non-GMO counterparts. The cons of GMO foods are that they may cause allergic reactions because of their altered DNA and they may increase […]
What made life in the trenches pure misery?
What made life in the trenches pure misery? In this type of warfare, soldiers fought each other from trenches. And armies traded huge losses of human life for pitifully small land gains. Life in the trenches was pure misery. Our blinded, wounded, crawling, and shouting soldiers kept falling on top of us and died splashing […]
What is significant about the case Daubert vs Frye?
What is significant about the case Daubert vs Frye? In Daubert v. Merrell Dow Pharmaceuticals, Inc., 509 U.S. 579 (1993), the Supreme Court effectively overruled Frye in federal courts, holding that the case law was inconsistent with the applicable evidentiary rules, namely, Rule 702 of the Federal Rules of Evidence. Why is the Frye standard […]
What do the lithosphere and asthenosphere have in common?
What do the lithosphere and asthenosphere have in common? Both the lithosphere and asthenosphere are part of Earth and are made of similar material. Lithosphere is made up of Earth’s outermost layer, the crust, and the uppermost portion of the mantle. In comparison, the asthenosphere is the upper portion of Earth’s mantle (which is also […]
Why is phrenology no longer accepted?
Why is phrenology no longer accepted? Phrenology was mostly discredited as a scientific theory by the 1840s. This was due only in part to a growing amount of evidence against phrenology. Phrenologists had never been able to agree on the most basic mental organ numbers, going from 27 to over 40, and had difficulty locating […]
What are the evidences of continental drift theory?
What are the evidences of continental drift theory? In the early part of the 20th century, scientists began to put together evidence that the continents could move around on Earth’s surface. The evidence for continental drift included the fit of the continents; the distribution of ancient fossils, rocks, and mountain ranges; and the locations of […]