The density of mercury is 13.6 * 10 ^ 3kg / m ^ 3, the volume is 200cm ^ 3, what is the mass of mercury?

. density * volume = mass, remember the unit

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1. The density of water is 1.0 × 10 & sup3; kg / M & sup3;, and the density of mercury is 13.6 g / cm & sup3;, \("▔□▔)/
2. The density of water is kg / m ^ 3, or g / cm ^ 3
3. The density of iron is () g / cm & # 179;, equivalent to () kg / M & # 179;, which means ()
4. The density of water is 1.0 × 10 ~ (- 179); kg / M ~ (- 179;), which is equal to 1.0 × 10 ~ (- 179); kg / M ~ (- 179;)______ G / cm & #, its physical meaning is________ .
5. Mercury density
6. Why is mercury so dense?
7. A square wood block with density of 0.6 times 10 cubic kilogram per cubic meter and side length of 10 cm, which is still on the water surface to calculate gravity and buoyancy
8. There is a cubic wood block with density of 0.6 times 10 cubic / m3 and side length of 10cm immersed in water. If the pull force on the wood block is 39.2n, there are three methods to calculate the buoyancy Ah ah ah ah ah ah ah ah ah ah ah ah ah ah ah ah ah ah ah ah ah ah ah ah ah ah ah ah ah ah ah ah ah ah ah ah ah ah ah ah ah ah ah
9. When a solid iron ball is put into water, the buoyancy is F1. When it is put into mercury, the buoyancy is F2. The known iron density is 7.8, and the mercury density is 13.6, then calculate F1: F2—— thirty-nine But I figured it out to be 1:13.6
10. An iron ball with a volume of 10cm * 3 is put into mercury. How buoyant is it at rest? Density: iron 7.9g/cm * 3, mercury 13.6g/cm * 3
11. The laboratory bought back 8kg of mercury with a density of 13.6 * 10 ^ 3kg / m ^ 3 If 0.2 decimeter ^ 3 bottles are used, how many bottles are needed at least?
12. How many grams of water can a 800 gram alcohol bottle hold? (alcohol density is 0.8 × 01 cubic kg / m3) There is a copper ball with a mass of 800 grams and a volume of 10 cubic centimeters. Can you tell if this copper ball is pure copper? (copper density is 8.9 × 10 cubic kg / m3)
13. A glass bottle that can hold up to 1.6kg of alcohol (the density is 0.8 * 10 cubic kg / m3). If it is used to hold water, how much water can it hold at most
14. What is the buoyancy of a 100 cubic centimeter iron block immersed in alcohol? (P alcohol = 0.8g / L)
15. The buoyancy of a 0.05 cubic meter iron immersed in water is, and the buoyancy of the iron immersed in alcohol is
16. 1 DM3 of alcohol, alcohol density is 0.8 times the third power of 10, then how much is the mass of alcohol kg
17. For the alcohol produced by the factory (the density is 0.8 × 10 to the third power of kg / M), the water content is required not to exceed 10%, so what is the range of alcohol density
18. What is the volume of a cubic alcohol with a mass of 100g and a density of 0.8x10? 2. The mass of a metal material is 675g, and the volume is 250cm. Calculate the density of the material? If the metal is used to process a water mass of 810g
19. How to measure 500g alcohol with measuring cylinder? (alcohol density = 0.8 × 10 cubic kg / m3) Tips: calculation questions
20. Seventh grade integer exponential power and its operation problems 1、x^(-2)y^(-2)÷[x^(-2)-y^(-2)] 2、[2x^(-2)+y]²-[2x^(-2)-y]² PS: ^ (- 2) is negative quadratic Please write down the whole process, thank you