subject

Chemistry, 28.10.2020 22:20 Dianar8407

Find the molar mass of each substance: a. Oxygen gas, O2
b. ozone, O3
c. limestone, CaCO3,
d. A typical antacid, Mg(OH)2
e. aspirin, C9H8O4

ansver

Answers: 2

Show answers

Another question on Chemistry

question

Chemistry, 21.06.2019 21:30

The density of an unknown gas at 98°c and 740 mmhg is 2.50 g/l. what is the molar mass of the gas with work showed?

Answers: 1

question

Chemistry, 21.06.2019 22:40

How many electrons does silver have to give up in order to achieve a sido noble gas electron configuration

Answers: 1

question

Chemistry, 22.06.2019 05:00

In 1901, thomas edison invented the nickel-iron battery. the following reaction takes place in the battery. fe(s) + 2 nio(oh)(s) + 2 h2o(l) fe(oh)2(s) + 2 ni(oh)2(aq) how many mole of fe(oh)2, is produced when 5.35 mol fe and 7.65 mol nio(oh) react?

Answers: 1

question

Chemistry, 22.06.2019 06:00

An alkaline battery produces electrical energy according to the following equation. zn(s) + 2 mno2(s) + h2o(l) zn(oh)2(s) + mn2o3(s) (a) determine the limiting reactant if 17.5 g zn and 31.0 g mno2 are used. (type your answer using the format ch4 for ch4.) (b) determine the mass of zn(oh)2 produced. _ g

Answers: 3

You know the right answer?

Find the molar mass of each substance: a. Oxygen gas, O2
b. ozone, O3
c. limestone, CaC...

Questions

question

Chemistry, 18.07.2019 02:10

Consider the following set of ions: al3+; li+, rb+, [(c4h9)4n+]. a). which of these ions will form the largest hydrated ion(s)? b). whi...

question

Physics, 18.07.2019 02:10

Consider the following path: a) determine the path length s(t), where s(t-0) 0 b) calculate the tangential unit vector, e ll as function of time...

question

Engineering, 18.07.2019 02:10

Consider the steady, two-dimensional, incompressible velocity field v=(u, v) =(ax +b)i +(-ay +cx) where a, b, and c are constants. a)-show that the gi...

question

Mathematics, 18.07.2019 02:10

Consider the problem u_tt + u_t = u_xx + u, u(0,t) = u(1,t) = 0, u(x,0) = 3 sin(phix) + sin (2phix), and u_t(x,0) = -sin(2phix) + 7 sin(11phix). perfo...

question

Physics, 18.07.2019 02:10

Consider the two vectors a with arrow = î − 3 ĵ and b with arrow = − î − 2 ĵ. (a) calculate a with arrow + b with arrow î + ĵ (b) ca...

question

Physics, 18.07.2019 02:10

Consider the two potentials where w is a constant vector. note that u2 depends on the velocity v = r. find the forces f1 and f2 that these correspond...

question

Physics, 18.07.2019 02:10

Consider the uniform electric field e = (3.0j + 4.0k) x 103 n/c (a) what is its electric flux (in n m2/c) through a circular area of radius 2.7 m that...

question

Physics, 18.07.2019 02:10

Consider two charges, where one (+2.50 nc) is at the origin and the other (-6.25 nc) is at the position x = 2.90 cm. find the x-coordinate where a pro...

question

Business, 18.07.2019 02:10

Vintage weaponry is owned and operated by a craftsman who makes replicas of historic firearms for museums, sportsmen, and collectors. he is currently...

question

Chemistry, 18.07.2019 02:10

Consider this hypothetical reduction half reaction: me(o (a) 2 h2 e me (a) 4 h 0.623 v derive the equation of the line on a pe/pll diagram that would...

question

Mathematics, 18.07.2019 02:20

Consider the weighted voting system [q: 19, 14, 10, 9, 4]. assume that this system has no dictators and is not subject to gridlock. what is the weigh...

question

Biology, 18.07.2019 02:20

Rapid defibrillation is a link in the chain of survival. true or false...

question

Biology, 18.07.2019 02:20

Arteriosclerosis is characterized by a. a thickening of the tunica adventitia. b. increased elasticity of the tunica media. c. de...

question

Mathematics, 18.07.2019 02:20

The overhead reach distances of adult females are normally distributed with a mean of 200 cm and a standard deviation of 7.8 cm. a. find the probabili...

question

Physics, 18.07.2019 02:20

Mount everest rises to a height of 8,850 m above sea level. at a base camp on the mountain the atmospheric pressure is measured to be 296.0 mm hg. at...

question

Social Studies, 18.07.2019 02:20

Can you think of a time when your behavior in a crowd was dictated by the circumstances? give an example of emergent-norm perspective, using your own...

question

Business, 18.07.2019 02:20

Drewson health foods has 16 comma 000 shares of $ 1 par common stock outstanding, which were issued at $ 15 per share. drewson also has a deficit bala...

question

Business, 18.07.2019 02:20

Maria am corporation uses the weighted-average method in its process costing system. the baking department is one of the processing departments in its...

question

Mathematics, 18.07.2019 02:20

Perform the indicated operation: (–11⁄2)(–3⁄2). a. 13⁄4 b. 9⁄4 c. –9⁄4 d. –5⁄2...

question

Mathematics, 18.07.2019 02:20

The function f(x)= -square root – is shown on the graph....

More questions: Chemistry Another questions