cho 7,35 gam hỗn hợp gồm kim loại kiềm A và Kali tác dụng với nước . để trung hòa dung dịch thu được cần 0,25 mol HCl vậy A là ?

Ihat will happen if i added baking soda to vinegar

Main expenses you plan on making payments on a new car too. you want to spend 15% of your monthly net pay on the car payment, insurance, registration, and taxes combined. what is your monthly car allowance? $149.46 $298.91 $448.37 $597.83

What is the binding energy of a nucleus that has a mass defect of 5.81*10-^29 kg a 5.23*10-^12 j b 3.15* 10^12 j c 1.57*10-3 j d 9.44*10^20 j