Hòa tan m gam Mg trong dung dịch hcl (dư) sao phản ứng thu được 13,44 lít h2 (đktc) và dung dịch X tính a khối lượng mg tham gia phản ứng
b khối lượng muối có trong dung dịch X
Cho: al=27, h=1, 0=16

Select the correct answer. which phrase correctly describes temperature? o a. average rotational kinetic energy of the particles in an object o b. average energy of the particles in an object c. average translational kinetic energy of the particles in an object od. all energy possessed by the particles in an object

How many moles of carbon dioxide will form if 2.5 moles of c3h8 is burned

Suppose a lab group reports a ppercent yield of sand of 105. is it really possible to collect more sand than was originally represented? what is the possible explanation for the extra product?