英语翻译How many grams of sodium hydroxide are needed to neutralize 2.50 L of 0.800 M nitric acid solution?HNO3 (aq) + NaOH (aq) → H2O (l) + NaNO3 (aq)___ g (Answer to three significant figures.) 相关知识点: 试题来源: 解析需要用...
如何做手工皂(How do you make soap) A tools needed Electronic scales: accuracy of at least 1g, used for weighing the use of raw materials. The maximum weighed >=2kg is appropriate A glass beaker 2 - 1 glass beakers for weighing, dissolving the sodium hydroxide, another to dissolve the so...
英语翻译How many grams of sodium hydroxide are needed to neutralize 2.50 L of 0.800 M nitric acid solution?HNO3 (aq) + NaOH (aq) → H2O (l) + NaNO3 (aq)___ g (Answer to three significant figures.) 扫码下载作业帮搜索答疑一搜即得 答案解析...
Without having someone there to walk me through the process of how to make soap, many things took far longer than I had planned, but eventually I “got it”. Now I create incredible-smelling, creative, and unique soaps that people can’t seem to get enough of. It’s exciting to be ...
chlorine dioxide is added to sodium hydroxide and hydrogen peroxide. For the home chemist, table salt is added to water for a saturated solution, then electricity is applied to bond the O2 from the water to the salt. Some people like to add battery acid or another caustic agent to speed ...
Sodium hydroxide, solid, 20 g Large beaker, at least 1 liter Magnetic stirrer TL;DR (Too Long; Didn't Read) The directions contained here will make a 0.5 Molar solution of EDTA with a pH near 8. Molarity is a measurement of the concentration of the solution. 0.5 Molar means that there...
Make Disappearing Ink Thymolphthalein.Ben Mills/PD Here's how to make your own disappearing ink: Dissolve the thymolphthalein (or phenolphthalein) in theethyl alcohol. Stir in 90 ml of water (will produce a milky solution). Add sodium hydroxide solution dropwise until the solution turns a ...
Phosphoric acid to make the pH more acidic orsodium hydroxideto make the pH more alkaline pH meter Glassware Hot plate with stirring bar Prepare the Phosphate Buffer Decide on the concentration of the buffer. If you make up a concentrated buffer solution, you can dilute it as needed. ...
Today, we have one standardized chemical for making bar soap. It’s calledsodium hydroxide, or more commonly, lye. Because it never changes, we can useonline lye calculatorsand figure out exactly how much we need to make a perfectly balanced bar of soap every single time. ...
To make soap at home: Mix lye with water (always add lye to water, not the other way around). Melt and combine your chosen oils. Slowly mix the lye solution with the oils. Add fragrances or additives if desired. Pour the mixture into molds and let it set. ...