百度试题 结果1 题目What is for the "ph" in "nunber"? (不超过3个词) 相关知识点: 试题来源: 解析 number "nunber" 应该是 "number",意思是 "数字"。 因此,"ph" 在 "nunber" 中代表 "数字"。反馈 收藏
pH is the negative log of hydrogen ion concentration in a water-based solution. The term "pH" was first described by Danish biochemist Søren Peter Lauritz Sørensen in 1909. pH is an abbreviation for "power of hydrogen" where "p" is short for the German word for power,potenzand H i...
“In the field of chemistry, pH is an important concept. What does pH stand for?” A. Potential of Hydrogen B. Power of Hydrogen C. Property of Hydrogen D. Proportion of Hydrogen 相关知识点: 试题来源: 解析 A。pH 是 Potential of Hydrogen 的缩写,意为“氢的电位”。选项 B“Power of ...
What is the term for an employee who detects and tries to put an end to a companys unethical, illegal, and/or socially irresponsible actions by publicizing them?A.fast-trackmanagerB.whistle-blowerC.corporatelookoutD.governmentinspectorE.blueskythinker的
What is the correct term for the first part of #3?A.temperatureB.triageC.terminusD.tentative的答案是什么.用刷刷题APP,拍照搜索答疑.刷刷题(shuashuati.com)是专业的大学职业搜题找答案,刷题练习的工具.一键将文档转化为在线题库手机刷题,以提高学习效率,是学习的生产
aHaving lived in Italy for thirty years, Vivian and her husband moved to make a permanent home in New York. 居住在意大利三十年、Vivian和她的丈夫被移动做一个永久家在纽约。[translate] aWhat is the recommended pH level for my aquarium?[translate]...
You have an aqueous solution for which [H3O+] = 2.5 x 10-4 m. What is the pH of this solution? A solution has a pH of 11.60. What is the value of H+ for this solution? When the pH of a solution changes from a value of 5 to a value of 8, by how much has the...
What is the effect of ph on the reaction rate? Why is it important that running buffer for electrophoresis contain some salt (electrolytes)? Assess the importance of buffers to chemical reactions. What is the effect of ph on cellobiose?
Discover what acidic, basic, and neutral means. Learn what makes something acidic, what number is neutral on the pH scale and the pH of acidic solutions. Related to this Question pH = 2.80 for a solution. What is the value of [H_3O^+]?
Why Do We Test our Water for Ph? Again, pH is a numerical value used to determine if the water is acidic. The water quality regulations specify that the tap water should have a pH level of 6.5 to 9.5. Water leaving the treatment works should have a pH of 7 and 9. However, this...