A 70% Solution Of Ethanol In Water Is Used As A Disinfectant., Explain The Basis For This Application.

A 70% solution of ethanol in water is used as a disinfectant.

Explain the basis for this application.

 

70% ethanol has been found to be most effective in killing microbes. Higher or lower concentrations are not so effective in killing microbes.

If you use 90% or absolute ethanol, it will evaporate fast and may not be much effective.


Comments

Post a Comment

Popular posts from this blog

Ano Ang Halimbawa Ng Ekonomiks

Ano ang halimbawa NG Ekonomiks   Answer: Microeconomics at macroeconomics Explanation: Mayroon tayong dalawang uri ng ekonomiks. Ang una ay ang Microeconomics at ang ikalawa naman ay ang Macroeconomics. Ang Microeconomics ay tumutukoy sa maliliit na kinakikitaan ng salapi. Kasama na dito ang sari-sari store, food vendors, market stalls, at iba pang maliliit na negosyo. Ang Macroeconomics naman ay ang mga malakihang negosyo kung saan malalaki ang kinikita. Ang ilan sa mga halimbawa nito ay ang malls, stock-holding, Insurance company, at iba pa.
Read more

What Properties Of That Mineral Make It Important In Creating The Item?

What properties of that mineral make it important in creating the item?   Classification of Minerals: Oxides: Question: What properties of that mineral make it important in creating the item? Answer: Oxides are the minerals that are made up of oxygen and one or more metal combination. The minerals are very diverse in their physical properties since they can be quite hard (H=9) and quite soft (H=5) while the colors can range from black to very colorful. This is all due to the abundance of oxygen in the Earths crust and the many opportunities that exist for single oxygen ions to combine with various elements in different ways. Within the oxide class are several minerals of great economic importance. These include the chief ores of iron, chromium, manganese, tin, and aluminum. Classification of minerals: brainly.ph/question/917132 What are oxides: brainly.ph/question/713966 Examples of oxides: brainly.ph/question/115063 Code: 11.22.1.7
Read more

Saang Lugar Nag Pupunta Ang Ibang Kasapi Sa Taiwan

Saang lugar nag pupunta ang ibang kasapi sa taiwan   Answer: Taiwan, officially the Republic of China (ROC), is a state in East Asia.161718 Neighbouring states include the Peoples Republic of China (PRC) to the west, Japan to the northeast, and the Philippines to the south. The island of Taiwan has an area of 35,808 square kilometres (13,826 sq mi), with mountain ranges dominating the eastern two thirds and plains in the western third, where its highly urbanised population is concentrated. Taipei is the capital and largest metropolitan area. Other major cities include Kaohsiung, Taichung, Tainan and Taoyuan. With 23.5 million inhabitants, Taiwan is among the most densely populated states, and is the most populous state and largest economy that is not a member of the United Nations (UN).
Read more