
78-90-0 | CAS数据库 - ChemicalBook
2025年3月19日 · 在精细化工生产中,该化学品可作为橡胶硫化促进剂以及舫空用树脂固化剂。 本品具有与乙二胺同样的毒性,对皮肤、粘膜有刺激作用。 长期接触能引起咳嗽、支气管扩张、鼻腔出血、头痛和头晕等症状。 吸入高浓度丙二胺蒸气可引起喘息,发生致命性的中毒。 操作时应穿戴防护用具,防止直接接触。 生产设备应密闭,防止跑、冒、滴、漏,工作场所应保持良好通风,注意安全。 用铁桶包装,贮运中严禁火种,按易燃易爆物品规定贮运。
What is 78/90 Simplified to Simplest Form? - Calculatio
This calculator will help you to simplify any fraction to its simplest form. For example, it can help you find out what is 78/90 Simplified? (The answer is: 13/15). Enter the fraction (numerator and denominator) (e.g. '78/90') and hit the 'Simplify' button.
What is 78 Divided by 90? With Remainder, as Decimal, etc
2023年12月10日 · The quotient (integer division) of 78/90 equals 0; the remainder (“left over”) is 78. 78 is the dividend, and 90 is the divisor. In the next section of this post you can find the additional information in the context of seventy-eight over …
在线计算器 - 码工具
1、计算器可进行加(+)、减(-)、乘(×)、除(÷)等简单算术计算; 2、还可以进行根号开方(√)、圆周率(π)、倒数(1/x)正弦(Sin)余弦(COS)等复杂数学公式计算。
简化分数 78/90 | Mathway
免费的数学问题解答者采用逐步解题讲解方式回答您的代数、几何、三角集合学、微积分以及统计学家庭作业问题,就像一位数学辅导老师那样为您提供帮助。
78-90-0_化工百科 - ChemBK
中文名:1,2-丙二胺,英文名:1,2-Diaminopropane,CAS:78-90-0,化学式:C3H10N2,分子量:74.12,密度:0.87g/mLat 25°C(lit.),熔点:-37 °C,沸点:120-122°C(lit.),闪点:92°F,水溶性:SOLUBLE,蒸汽压:14 mm Hg ( 20 °C),折射率:n20/D 1.446,MSDS.
78/90 simplified, Reduce 78/90 to its simplest form
What is 78/90 reduced to its lowest terms? 78/90 simplified to its simplest form is 13/15. Read on to view the stepwise instructions to simplify fractional numbers.
78/90 Simplified - Calculation Calculator
Here's how to simplify 78/90 to its simplest form using the formula, step by step instructions are given inside.
78/90 Simplified as a Fraction - getcalc.com
What is 78/90 simplified as a fraction? 78/90 in simplest form is 13/15. Learn how to find what is 78/90 simplified as a fraction just in a few minutes. We have covered why the GCF or factorization is important to simplify 78/90 in simplest form.
Simplify 78/90
Simplify 78 over 90.
- 某些结果已被删除