Chemistry, 08.09.2021 18:20 jmt13happy

Cho 87g hỗn hợp X gồm: cu, al, fe chia làm 2 phần bằng nhau Phần 1: Tác dụng với dung dịch hno3 đặc nguội dư thu được 11,2 lít khí
Phần 2: tác dụng với dung dịch HCl dư thu được 22,4 lít khí
Tính % khối lượng mỗi kim loại trong hỗn hợp ban đầu

Answers: 1

Show answers

Another question on Chemistry

Chemistry, 22.06.2019 19:20

The equation picture below shows which type of nuclear reaction u 235 + n x e 134 + sr 100 + 2n

Answers: 1

Answer

Chemistry, 22.06.2019 22:30

Akno3 solution containing 51 g of kno3 per 100.0 g of water is cooled from 40 ∘c to 0 ∘c. what will happen during cooling?

Answers: 3

Answer

Chemistry, 23.06.2019 02:00

The bohr model of the atom explained why emission spectra are discrete. it could also be used to explain the photoelectric effect. which is a correct explanation of the photoelectric effect according to the model?

Answers: 3

Answer

Chemistry, 23.06.2019 02:30

What type of energy conversion occurs when you place your feet near the fire place and they become warm

Answers: 1

Answer

You know the right answer?

Cho 87g hỗn hợp X gồm: cu, al, fe chia làm 2 phần bằng nhau Phần 1: Tác dụng với dung dịch hno3 đặ...

Questions

Business, 17.03.2020 19:36

"What is the Fisher effect? Question 54 options: a) the tendency of nominal interest rates to fall with higher expected inflation rates b) the tendenc...

English, 17.03.2020 19:36

Explain how the author develops the them over the course of “The Canoe Breaker.” In your answer, include at least two details from different parts of...

Mathematics, 17.03.2020 19:36

THERE IS A NUMBER THAT YOU SUBTRACT 5 FROM IT, AND THEN MULTIPLY THE RESULT BY 8, YOU GET 72. WHATS THE NUMBER...

Mathematics, 17.03.2020 19:36

A grocery store owner determines that the price of a bag of chips as a function of units sold is modeled by the function f(x) = 1x. Does this mean tha...

Mathematics, 17.03.2020 19:36

A helicopter is flying directly above a submarine at a position of 125 feet above sea level. The submarine is located at -70 feet below sea level. wha...

Mathematics, 17.03.2020 19:36

What is the area of a circle with a radius of 42 inches?...

Biology, 17.03.2020 19:36

Assume you are working for a chemical company and are responsible for growing a yeast culture that produces ethanol. The yeasts are growing well on th...

English, 17.03.2020 19:36

Underline the adjectives in e the adjectives in the following sentence 21. The doctor's feet were so large feet were so large that h...

History, 17.03.2020 19:37

How did the destination of the Potawatomi, Miami, Shawnee, and Seneca differ from that of the Cherokee, Chickasaw, Choctaw, Creek and Seminole...

Physics, 17.03.2020 19:37

Which of the following accurately describes semiconductor diodes? A. Unlike junction diodes, point-contact diodes are enclosed in a suitable casing an...

Mathematics, 17.03.2020 19:37

Beth and James each improved their yards by planting rose bushes and geraniums.They bought their supplies from the same store. Beth spent $86 on...

Mathematics, 17.03.2020 19:37

A sample taken from a normally distributed population will also be normally distributed....

History, 17.03.2020 19:37

Slavery Reading Sheet Questions Worksheet...

English, 17.03.2020 19:37

What is a concentration camp?...

Mathematics, 17.03.2020 19:37

Use the figure below to enter the sides of triangle according to size from largest to smallest...

Mathematics, 17.03.2020 19:37

20 POINTS! Please help Will award Brainliest to the best answer And I will thank all anwsers :)

Mathematics, 17.03.2020 19:37

A scrapyard had 200 tons of recycled steel. They sold 15 tons per day for several days. If there are fewer than 80 tons left at the scrapyard, how man...

History, 17.03.2020 19:37

"The right of citizens of the United States to vote shall not be denied or abridged by the United States or by any State on account of race, color, or...

Mathematics, 17.03.2020 19:37

What is the inequality shown?...

Mathematics, 17.03.2020 19:37

A koala ate 495.32 grams of eucalyptus leaves on Monday and 426.85 grams of leaves on Tuesday. How much more did the koala eat on Monday?...

More questions: Chemistry Another questions