Pls ill give u brainliest answer 20pts

determine the limiting reactant if 25 grams of zn and 30 grams of mno2 are used in the following balanced reaction: zn(s) + 2mno2(s) + h2o(l) imported asset zn(oh)2(s) + mn2o3(s).

mno2 is the limiting reactant

mn2o3 is the limiting reactant

zn is the limiting reactant

zn and mno2 are equally limiting reactants

How many grams of oxygen gas are contained in a 15 l sample at 1.02 atm and 28°c? show your work.

Consider a culture medium on which only gram-positive organisms such as staphylococcus aureus colonies can grow due to an elevated nacl level. a yellow halo surrounds the growth, indicating the bacterium fermented a sugar in the medium, decreasing the ph as a result and changing the color of a ph indicator chemical. this type of medium would be referred to as a differential and enrichment culture.

Animals that reproduce sexually either do it through external or internal fertilization. read the following statement and decide if it is true or false. birds reproduce through external reproduction which is because the female will then be able to protect the egg.