Question

A prospector finds a solid rock composed of granite (ρρ = 2560 kg/m3) and gold. The...

A prospector finds a solid rock composed of granite (ρρ = 2560 kg/m3) and gold. The volume of the rock is 3.40×10−4 m3, and its mass is 3.80 kg.

Part A: What mass of gold is contained in the rock?

Part B: What percentage of the rock is gold by volume?

Part C: What percentage of the rock is gold by mass?

Science   Physics   
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) The density of gold = 19, 300 kg/m3 which is 19 times the density...
. (a) The density of gold = 19, 300 kg/m3 which is 19 times the density of water. Can gold float on water? Explain. (b) 2/5 of the volume of a solid is under water of density = 1000 kg/m3 ; find the density of the solid; (c) the same solid floats so that 3/5 of its volume is under liquid. Find the density of liquid. Volume of the solid = 5.0 x 10-3 m3 .
The density of gold = 19, 300 kg/m3 which is 19 times the density of water....
The density of gold = 19, 300 kg/m3 which is 19 times the density of water. Can gold float on water? Explain. 2/5 of the volume of a solid is under water of density = 1000 kg/m3; find the density of the solid; (c) the same solid floats so that 3/5 of its volume is under liquid. Find the density of liquid. Volume of the solid = 5.0 x 10-3 m3
Granite has a density of 2,750kg/m3 and seawater has a density of 1,050 kg/m3. The statue...
Granite has a density of 2,750kg/m3 and seawater has a density of 1,050 kg/m3. The statue has a volume of 3.5m3. while the statue is completely under water its lifted at a constant velocity, what is the tension in the rope used to lift the statue? The density of air is 1.225kg/m3. what is the tension of the suddenly dry rope when the statue is entirely out of water?
To verify her suspicion that a rock specimen is hollow, a geologist weighs the specimen in...
To verify her suspicion that a rock specimen is hollow, a geologist weighs the specimen in air and in water. She finds that the specimen weighs twice as much in air as it does in water. The density of the solid part of the specimen is 2.20 × 103 kg/m3. What fraction of the specimen’s apparent volume is solid?
To verify her suspicion that a rock specimen is hollow, a geologist weighs the specimen in...
To verify her suspicion that a rock specimen is hollow, a geologist weighs the specimen in air and in water. She finds that the specimen weighs twice as much in air as it does in water. The density of the solid part of the specimen is 4.13 × 103 kg/m3. What fraction of the specimen’s apparent volume is solid?
To verify her suspicion that a rock specimen is hollow, a geologist weighs the specimen in...
To verify her suspicion that a rock specimen is hollow, a geologist weighs the specimen in air and in water. She finds that the specimen weighs twice as much in air as it does in water. The density of the solid part of the specimen is 4.06 × 103 kg/m3. What fraction of the specimen’s apparent volume is solid?
The density of gasoline is 7.30 ? 102 kg/m3 at 0°C. Its average coefficient of volume...
The density of gasoline is 7.30 ? 102 kg/m3 at 0°C. Its average coefficient of volume expansion is 9.60 ? 10?4 (°C)?1, and note that 1.00 gal = 0.00380 m3. (a) Calculate the mass of 11.3 gal of gas at 0°C. (Give your answer to at least two decimal places.) kg (b) If 1.000 m3 of gasoline at 0°C is warmed by 19.5°C, calculate its new volume. (Give your answer to at least two decimal places.) m3 (c) Using the...
3. A weather balloon rises through the atmosphere, its volume expanding from 3.3 m3 to 14...
3. A weather balloon rises through the atmosphere, its volume expanding from 3.3 m3 to 14 m3 as the temperature drops from 18 ∘C to -13 ∘C. Part A) If the initial gas pressure inside the balloon is 1.0 atm, what is the final pressure? 6. It's possible to boil water by adding hot rocks to it, a technique that has been used in many societies over time. If you heat a rock in the fire, you can easily get...
A block of wood has a mass of 3.57 kg and a density of 588 kg/m3....
A block of wood has a mass of 3.57 kg and a density of 588 kg/m3. It is to be loaded with lead so that it will float in water with 0.82 of its volume immersed. The density of lead is 1.13 ? 104 kg/m3. (a) What mass of lead is needed if the lead is on top of the wood? (b) What mass of lead is needed if the lead is attached below the wood?
As shown in the above figure, a solid object has a density of 1200 kg/m3 and...
As shown in the above figure, a solid object has a density of 1200 kg/m3 and a volume of 8.00x10^-5 m³. It is lowered on a string into water and completely submerged without touching the container. The density of water is 1000 kg/m3. Keep 3 decimal places in all answers. (Don't use scientific notations.) Without the string, would the solid object sink in water or float in water? No submission. (a) What is the magnitude of the weight (in Newtons)...
ADVERTISEMENT
Need Online Homework Help?

Get Answers For Free
Most questions answered within 1 hours.

Ask a Question
ADVERTISEMENT