Mortar and pestle

First for this experiment start by getting one Lactaid pill and crush it into powder with a mortar and pestle. Then add powder to 5 mL of phosphate buffer and vortex to dissolve the pill. Put 1 mL of the solution into 5 of the microcentrifuge tubes and 1 mL of water in a microcentrifuge tube and centrifuged these tubes for 5 minutes. Then combine the…

long hours of work; to make labor easier for them to carry out. As an example, the pestle and mortar were created, according to a document, by Fuxi, who was a mythological wise emperor (Doc. 3). The document expands on the development of the pestle and mortar into something more complex and sophisticated. The fact that Fuxi was attributed by the Han philosopher Huan Tuan to be the creator of the pestle and mortar only serves to prove that the Han dynasty respected technology and its advancements…

The Han Dynasty is well known for the imperial expansions of China. This allowed many trades and communications, such as technology, with other classical empires, more importantly the Roman Empire. During the Classical Period (600 B.C.E- 600 C.E) the Han Dynasty and Roman Empire possessed different attitudes towards technology. The Han, who were more optimistic about technology focused on the outlook, craftsmanship and advancement of technology, while the Romans concept clarified and organized…

DISCUSSSIONNN ————————— 1+2.) The results gathered showed that compound A had two spots, lower spot had an rf value of 0.48 and upper spot had an rf value of 0.77, this shows that compound A contained both paracetamol which has an rf value of 0.48 and caffeine which has an rf value of 0.77. Compound B had an rf value of 0.77 which is the same as caffeine therefore compound B contained caffeine. Compound C had an rf value of 0.48 which is the same as paracetamol therefore compound C contained…

deep frying, steaming, braising and soup making. The measurement should be approximately 35cm/14in across. After each use the wok is cleaned with hot water only dried over a medium heat and wiped with a thin layer of oil over the surface. • Mortar and pestle made of stone • Bamboo steamer • Chop sticks • Clay pots • Cleavers • Draining spoon Cooking techniques The traditional cooking methods of Vietnam require few tools but a great attention to detail. Fresh ingredients are the most…

Obtain a piece of paper that is approximately 5cm x 10cm, and tear it into small fragments. Place the pieces of paper on a watch glass, and light the paper with a match. Observe and record reactions. Deposit a microspatula of NaCL (sodium chloride) into a test tube, and dilute the substance by infiltrating approximately an inch of water to the test tube. Let the NaCL dissolve into the water by shaking the test tube with one’s thumb over the opening of the test tube. Using a dropper, place…

Burials in the past can tell us about gender in a manner of ways as long as we are able to interpret them without bias. Instead of projecting modern views of gender on to the past, we must let the evidence that the past presents guide our interpretation of what gender used to mean in the prehistoric. Important things to consider with graves include grave goods, the dress and positions of those who are buried, the amount of burials, the appearance of the grave or the tomb, and the differences in…

Litha is a Pagan Sabbat that falls on or around June 21st every year. Many people know this day as the Summer Solstice. This Sabbat is associated with many things including; strength, protection, love, nature, fertility, fulfillment and health. There following crafts can be made on this day to help one celebrate the Litha Sabbat. Cinnamon bundles Bundles of cinnamon sticks can be made by hand. Many Pagans empower these bundles with protection properties. Making cinnamon bundles is an easy…

dried out. The dried corn was made into hominy by soaking corn into water until the kernels split open. These would be fried over a fire. Native Americans would also ground corn into cornmeal. Corn was put into the hollowed out mortar and then by pounding the corn with the pestle, this would grind it up into a powdery form. Corn meal could then be used for cornbread,corn syrup,or corn pudding. Often corn meal was mixed with beans to make succotash or to thicken other foods. Flint corn or…

A single Lactaid pill was grinded with a mortar and pestle. 120 mg of the ground up Lactaid pill was dissolved in 200 mL of 0.08 M phosphate buffer (7.7 pH) and the resulting solution was centrifuged to remove any capsule remains. Enzyme and Substrate Solution Preparation A blank tube was prepared by adding 5 mL 0.08 M phosphate buffer (7.7 pH) and 0.5 mL of 2.5 nM ONPG to a cuvette to zero the spectrophotometer with the spectrophotometer set to 420 nm. The substrate solutions were prepared…