Question

A 1.70g sample of a certain metal reacts with acid to liberate 380 mL of hydrogen...

A 1.70g sample of a certain metal reacts with acid to liberate 380 mL of hydrogen gas, when collected over water @ 20'C and 720 torr. What is the equivalent mass of the metal?
Science   Chemistry   
0 0
Add a commentTranscribed image text
Next >

Homework Answers

Answer #1

0 0
Know the answer?
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Log In

Sign Up

Not the answer you're looking for?
Ask your own homework help question
Similar Questions
A 0.616 gram sample of a metal, M, reacts completely with sulfuric acid according to: M(s)...
A 0.616 gram sample of a metal, M, reacts completely with sulfuric acid according to: M(s) + H2SO4(aq) ------> MSO4(aq) +H2(g) A volume of 239 mL of hydrogen is collected over water; the water level in the collecting vessel is the same as the outside level. Atmospheric pressure is 756.0 Torr and the temperature is 25 °C. Calculate the molar mass of the metal.
A 0.442 gram sample of a metal, M, reacts completely with sulfuric acid according to: M(s)...
A 0.442 gram sample of a metal, M, reacts completely with sulfuric acid according to: M(s) + H2SO4(aq) --> MSO4(aq) + H2(g) A volume of 201 mL of hydrogen is collected over water; the water level in the collecting vessel is the same as the outside level. Atmospheric pressure is 756.0 Torr and the temperature is 25 °C. The vapor pressure of water at various temperatures can be found in this table. Calculate the molar mass of the metal.
A 0.502 gram sample of a metal, M, reacts completely with sulfuric acid according to: M(s)...
A 0.502 gram sample of a metal, M, reacts completely with sulfuric acid according to: M(s) + H2SO4(aq) ----> MSO4(aq) +H2(g) A volume of 217 mL of hydrogen is collected over water; the water level in the collecting vessel is the same as the outside level. Atmospheric pressure is 756.0 Torr and the temperature is 25 °C. The vapor pressure of water at various temperatures can be found in this table. Calculate the molar mass of the metal.
A 0.528 gram sample of a metal, M, reacts completely with sulfuric acid according to: M(s)...
A 0.528 gram sample of a metal, M, reacts completely with sulfuric acid according to: M(s) + H2SO4(aq) → MSO4(aq) + H2(g) A volume of 205 mL of hydrogen is collected over water; the water level in the collecting vessel is the same as the outside level. Atmospheric pressure is 756.0 Torr and the temperature is 25 °C. The vapor pressure of water at various temperatures can be found in this table. Calculate the molar mass of the metal.
Hydrogen gas is produced when zinc reacts with sulfuric acid: Zn(s)+H2SO4(aq)→ZnSO4(aq)+H2(g) If 155 mL of wet...
Hydrogen gas is produced when zinc reacts with sulfuric acid: Zn(s)+H2SO4(aq)→ZnSO4(aq)+H2(g) If 155 mL of wet H2 is collected over water at 24 ∘C and a barometric pressure of 736 torr, how many grams of Zn have been consumed? (The vapor pressure of water is 22.38 torr.)
a 0.200 gram sample of an unknown metal is dropped into hydrochloric acid and reacts to...
a 0.200 gram sample of an unknown metal is dropped into hydrochloric acid and reacts to produce 88.9 ml of dry hydrogen gas at 20 C and 736mmHg.what is the unknown metal, X?
A common way to make hydrogen gas in the laboratory is to place a metal such...
A common way to make hydrogen gas in the laboratory is to place a metal such as zinc in hydrochloric acid (see the figure). The hydrochloric acid reacts with the metal to produce hydrogen gas, which is then collected over water. Suppose a student carries out this reaction and collects a total of 153.6 mL of gas at a pressure of 742 mmHg and a temperature of 25∘C. What mass of hydrogen gas (in milligrams) does the student collect? (The...
A common way to make hydrogen in the labratory is to place a metal such as...
A common way to make hydrogen in the labratory is to place a metal such as zinc in hydrochloric acid. The hydrochloric acid reacts with the metal to produce hydrogen gas, which is then collected over water. Suppose a student carries out this reaction and collects a total of 154.4 mL of gas at a pressure of 742 mmHg and a temperature of 25 degrees Celcius. What mass of hydrogen (in mg) does the student collect?
When excess nitric acid reacts with 1.68 g of iron, 842 mL of hydrogen gas is...
When excess nitric acid reacts with 1.68 g of iron, 842 mL of hydrogen gas is collected over water. If the barometric pressure is 833 mmHg and the temperature of the water is 34°C, what is the calculated value of R, in atmL/molK? (Water vapor pressure at 34°C = 39.90 mmHg) __Fe(s) + __HNO3(aq) → __Fe(NO3)2 + __H2(g)
Small quantities of hydrogen can be prepared by the addition of hydrochloric acid to zinc. A...
Small quantities of hydrogen can be prepared by the addition of hydrochloric acid to zinc. A sample of 195 mL of hydrogen was collected over water at 25°C and 753 torr. What mass of hydrogen was collected? (Pwater = 24 torr at 25°C)
ADVERTISEMENT
Need Online Homework Help?

Get Answers For Free
Most questions answered within 1 hours.

Ask a Question
ADVERTISEMENT