Extraction of R’-NH2 For both of the organic acid and organic base extraction‚ the addition of the respective inorganic acid or inorganic base (HCl or NaOH) to the three-component mixture caused an immiscible appearance of the solution in the separatory funnel. By briskly shaking the separatory funnel with the mixed components created a build up of pressure which was released through the stopcock forming small disappearing bubbles within the tip of the separatory funnel. Once the funnel was placed
Free Acid Chemistry Laboratory glassware
18.1.4 – 18.1.6 CALCULATIONS INVOLVING ACIDS AND BASES Review of Important formulas pH = ‐ log10[H+] [H+] = 10‐pH pKa = ‐ log10 Ka Ka = 10‐pKa pOH = ‐ log10[OH‐] [OH‐] = 10‐pOH pKb = ‐ log10 Kb Kb = 10‐pKb The ionic product of water = Kw = [H+] x [OH‐] = 1.0 x 10‐14 mol2 dm‐6 at 298 K The expression varies with temperature
Premium Acid Acid dissociation constant PH
Abstract When a patient is ordered to move from curative to palliative care‚ it can really take a toll on the patient‚ his or her family‚ as well as the physician. This can be due to the fact that end-of-life care is usually seen as the end. To make this worse‚ the healthcare providers do not always relay such information in a way that the family will completely understand. Sometimes‚ the healthcare professional will not let the family know that end-of-life care is necessary; he or she will just
Premium Medicine Death Illness
Economic Base Description The county has a successful agricultural and manufacturing base holding a top 10 ranking in the state for a number of agricultural categories. The Capital Region International Airport is also located in the southern tier of Clinton County. A Clinton County Economic Alliance has been formed to promote the region as a great place to live and do business. The Clinton County Economic Alliance is a partnership of government and private sector organizations in Clinton County
Premium Tax High school
in the flask. 11. Begin the titration by adding 1.0 mL of NaOH solution to the flask and swirl the flask to mix the content. 12. Repeat this step until 15mL of NaOH has been added to the flask. 13. Reduce the incremental volumes of NaOH to 0.5 mL until pink color persists. Reduce the rate of addition of NaOH drop by drop until the pink color starts to persist for 15 seconds. Remember to continuously swirl the flask. 14. Measure the volume of remaining NaOH in the buret. Record this
Free PH Sodium hydroxide
Amanda Hopwood Cache Level 2 in Diploma in Children’s Care‚ Learning and Development Pin/Enrolment Number – 30169038 ULN – 6939676189 Assessor – Jennifer Hughes Assurer – Helen Tweddle SHC 21 Introduction to equality & inclusion in health‚ social care or children 7 young people settings 1.1 –Explain what is meant by: Diversity - means is to understand that each child/young person is individual‚ unique and different i.e.‚ it could be the differences in race‚ heritage‚ customs‚ beliefs
Premium Discrimination Special education Affirmative action
learning environment My goal is to provide a safe environment and teach children safe practices to prevent and reduce injuries. To do this I check all toys and equipment that children will be using for broken or missing parts often to ensure they remain safe. I ensure all chemicals and cleaning products are stored in locked cabinets to prevent poisoning. I teach children how to use playground equipment safely to reduce the risk of injury. I am certified in first aid‚ CPR‚ and Infant CPR which makes
Premium Accident Play Hygiene
Acids and Bases Shane Purpose- To study the relationship between pH and metabolism. 10/21/13 Materials- see attached Per. D Biology Procedure- see attached Data and Results- see attached Theory- PH stands for the power of hydrogen. People refer to the pH scale as a tool for finding out if a substance is acidic‚ basic‚ or neutral. This scale goes from zero to fourteen. The number seven is neutral. Any number higher than seven on this scale is basic. Any number lower is acidic
Premium PH Acid PH indicator
other gladiators. Some was volunteers who risked their lives. Most were considered as slaves‚ schooled under harsh conditions‚ socially marginalized even in death. Their origin gladiators offered spectators in fighting or dying will. There is evidence of it in funeral rites during the Punic wars of the third century. The gladiator games lasted for thousands of years‚ the games early declined in the fifth century. After the adoption of Christianity in 380‚ on later in the century’s there
Premium Ancient Rome Roman Empire Roman Republic
India is home to more than 12.6 million children who are forced to work in order to survive. These children are working as domestic help‚ on streets‚ in factories and farmlands silently suffering abuse. Save the Children works to end exploitative Child labour. Many children all over the world do some kind of work. You might have an after-school job‚ or maybe you help out with chores around the house. This kind of work can be great: you build skills and earn extra cash. It’s not child labour
Premium Domestic worker Slavery Childhood