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related to: K.C

1. ### Is it illegal to shine a laser pointer at or in the direction of a deer in K . C . K . -Not in their eyes?

OF course that is not illegal.

1 Answers · Politics & Government · 15/11/2020

2. ### for a=3i+j- k , b= -i+2j+5k, and c =2j-3k, find c (a-b)?

... and z-components like this: a - b = (3 - (-1))i + (1 -2)j + (-1 - 5)) k = 4i - 1j – 6k Then c •(a - b)  = (0i + 2j- 3k)•(4i - 1j – 6k) = 0*4 + 2*(-1) + (-3)(-6) = 16 ...

2 Answers · Science & Mathematics · 15/11/2020

a) Na, Li, K , Cs Li -- Na  -- K -- Cs b) O+ , O-, O...

1 Answers · Science & Mathematics · 19/11/2020

4. ### that's it! that's f u c k i ng it! let's talk about dirty a s s e s because everyone in here is sick and damn tired of politics. I clean ?

Sorry, that subject is too similar to politics.  Try something else.

3 Answers · Politics & Government · 29/10/2020

5. ### Chem Chapter 11?

...5.0 + 273.15) K × (3.34×10^3 L) / (1.67×10^3 L) = 556.3 K = 283° C 2. Since the pressure increased, the volume must have decreased...

2 Answers · Science & Mathematics · 04/11/2020

6. ### A solution of water (Kb=0.512 ∘ C /m) and glucose boils at 103.56 ∘ C . What is the molal concentration of glucose in this solution?

Δt = i K _b m 3.56 ℃ = (1) (0.512 ℃ /m) (x) x = 6.95 m

1 Answers · Science & Mathematics · 21/11/2020

7. ### What final temperature (∘ C ) ?

At constant volume  P₁/T₁ = P₂/T₂ T₂ = P₂T₁/P₁ T₂ = (2.31 atm)(0 + 273.15 K )/(2.19 atm) T₂ = 288 K T₂ = (288 - 273.15) ° C = 14.9° C

1 Answers · Science & Mathematics · 21/11/2020

8. ### What pressure is required to achieve a CO2 concentration of 4.80×10^−2 M at 20∘ C ?

we know PV = nRT P = CRT P - pressure C - Concentration = number of moles / volume = n / v R = gas constant = 0.0821 lit.atm/ K .mol T = temperature = 200c + 273 K =293K P = 4.8 * 10-2...

2 Answers · Science & Mathematics · 21/11/2020

9. ### Suppose you mix 100.0 g of water at 26.3 ° C with 75.0 g of water at 75.0 ° C . What will be the final temperature of the mixed water, in ° C ?

...need to do the calculation in K (by the way, not shown as ° K , only K is used) (100.0 g) (x - 26.3) (4.184) = (75.0 g) (75 - x) (4.184) 100x - 2630 = 5625 - 75x 175x = 8255 x = 47.2 C https://www.chemteam.info/Thermochem/MixingWater.html

3 Answers · Science & Mathematics · 10/11/2020

10. ### Chem Problem: If an enclosure of 0.442 L has a partial pressure of O2 of 3.5×10−6 torr at 28 ∘ C , what mass of magnesium will react?

... * volume / (gas constant * Temperature) temperature is 28 C , change this to kelvin Temperature kelvin = 28 + 273.15 = 301.15 K Pressure is 3.5×10?6 torr , change this to atm: 3.5×10?6 torr...

1 Answers · Science & Mathematics · 27/10/2020