化学里的formula equation是什么意思

化学里的formula equation是什么意思 formula和equation的区别? 化学的empirical formula和molecular formula有什么区别? 化学的empirical formula和molecular formula有什么区别? 会的来挑战下~When an object is thrown vertically upwards,its height h varies with the time t according to the equation h=20t - 5t^2.At what times will the heighy be 10m?Use the formula to solve the quadratic equation.Formula就是x=[-b±√ formula unit在化学中是什么 Equation 问3个数学题 1.Find a formula for the inverse of the function.f(x) = e的x次方的9次方 f -1(x)=（）2.Find a formula for the inverse of the function.y = 9x的3次方 + 8y=?3.Solve each equation for x.(Enter an exact answer.) (a) ln(ln(x)) = 高手进,2道英文数学题的翻译1.Use the quadratic formula to prove that the roots of such an equation must have -a/b as their sum and a/c as their product.2.Prove that the sum of the squares of the roots of such an equation is a/b-2ac. （Hin 英国哪里买到base formula?如题 英国哪里能买到base formula的面膜? 厨房里的化学 1.what is the correct formula manipulation to find acceleration when using the equation Vf平方=Vi平方+2ad （Vf就是最终速度,Vi是初始速度,a表示加速度,d表示距离）A（Vf平方-Vi平方）/d B (Vf+Vi)的平方/2d 英语健康方面的词汇测试 1、Companies are struggling to find the right ＿＿＿＿＿＿＿＿＿＿ between supply and demand,but it is no easy task.A、equation B、formula C、balance D、pattern 2、He said he would ＿＿＿＿＿＿ Wenzel's equation 是什么,具体的 英语 大学英语 最后一段的balance this equation,equation在英语 大学英语 最后一段的balance this equation,equation在句子中是什么意思? 请问氨基葡萄糖硫酸钾盐的empirical formula,是什么?请问氨基葡萄糖硫酸钾盐的empirical formula,是什么?empirical formula 是实验式的意思 base formula芳程式专柜哪里有南京的专柜 acid test ratio ,gearing ratio 的意思?formula?