Chemistry
Chemistry, 13.06.2020 02:57, gabrielpoyer37

Zn + 2 HCl → ZnCl2 + H2 You are asked the following question: In the chemical reaction above, if you
start with 100 grams of zinc, how many moles of hydrogen will be produced?
What is the logical first step to solving this problem?
O A) Convert grams of zinc to moles of zinc.
OB) Convert moles of zinc to grams of zinc.
Oc) Convert grams of H2 to moles of zinc.
OD) Convert moles of H2
grams of HCI.

answer
Answers: 1

Other questions on the subject: Chemistry

image
Chemistry, 22.06.2019 06:30, khalaflaf2684
If 1.8 l of water is added to 2.5l of a 7.0 m koh solution, what is the molarity of the new solution
Answers: 1
image
Chemistry, 22.06.2019 11:50, hadwell34
Which of the following statements about hybrid orbitals is or are true? choose all that apply. choose all that apply. under sp2 hybridization, the large lobes point to the vertices of an equilateral triangle. after an atom undergoes sp hybridization there is one unhybridized p orbital on the atom. the angle between the large lobes of sp3 hybrids is 109.5∘
Answers: 2
image
Chemistry, 22.06.2019 12:30, pup88
According to the valence shell electron pair repulsion (vsepr) theory, a molecule that has four electron groups around the central atom will exhibit what electron geometry? view available hint(s) according to the valence shell electron pair repulsion (vsepr) theory, a molecule that has four electron groups around the central atom will exhibit what electron geometry? trigonal bipyramidal tetrahedral square planar determination of electron geometry requires information on whether the electron groups are lone pairs or bonding groups.
Answers: 2
image
Chemistry, 22.06.2019 18:00, kingamir
Answer asap need it by wednesday morning carry out the following calculations on ph and ka of from data. i. calculate the ph of 0.02m hcl ii. calculate the ph of 0.036m naoh iii. calculate the ph of 0.36m ca(oh)2 iv. calculate the ph of 0.16m ch3cooh which has ka = 1.74 x 10-5 mol dm-3 v. calculate ka for weak acid ha which has a ph of 3.65 at 0.30m concentration vi. calculate the ka of a solution made by mixing 15.0 cm3 0.2m ha and 60.0 cm3 0.31m a-. [ph= 3.80] vii. calculate the ph of a solution made by mixing 15.0 cm3 0.1m naoh and 35.0 cm3 0.2m hcooh. [ka = 1.82 x 10-4 m]
Answers: 1
Do you know the correct answer?
Zn + 2 HCl → ZnCl2 + H2 You are asked the following question: In the chemical reaction above, if yo...

Questions in other subjects:

Konu
Mathematics, 01.02.2021 21:50
Konu
Mathematics, 01.02.2021 21:50
Konu
English, 01.02.2021 21:50