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trapecia [35]
3 years ago
6

The rice is white. The height of the bag of rice is 2.54 cm. The length of the bag of rice is 20 cm. The width of the bag of ric

e is 8 cm. A grain of rice has a length of 6.0 mm. You know that 20 grains of rice weigh .58 grams.
Chemistry
1 answer:
Mnenie [13.5K]3 years ago
7 0

Answer:

0.45

Explanation:

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Imagine that hotter magma is lying beneath an area of cooler magma deep in the mantle. What do you predict will happen?
allsm [11]

Answer:

it will explod because off all of the prussere but on to it.

Explanation:

3 0
3 years ago
A lightbulb filled with argon gas has a volume of 75 mL at STP. How many moles of argon gas does the lightbulb contain?
Elan Coil [88]

Answer:

0.00335 moles

Explanation:

From the question, Using

PV = nRT................... Equation 1

Where P = pressure, V = Volume, n = number of moles of argon gas, R = Molar  gas constant, T = Temperature.

make n the subject of the equation

n = PV/RT............... Equation 2

Given: P = 1 atm (standard pressure), T = 273 K (standard temperature), V = 75 mL = 0.075 dm³

Constant: R = 0.082 atm·dm³/K·mol

Substitute into equation 2

n = (1×0.075)/(273×0.082)

n = 0.075/22.386

n = 0.00335 moles

4 0
3 years ago
How do you find half life like i know the formula with 1/2 but how do you know how many times you do it
maksim [4K]
Can you give the specific problem?
3 0
3 years ago
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What is the meaning of the word organism
Lady_Fox [76]

Answer:

B) any complex thing with properties normally associated with living things

5 0
3 years ago
Read 2 more answers
Hi guys, my question is:
guapka [62]

Answer:

See Explanation Below

Explanation:

A) The rate law can only be on the reactant side and you can only determine it after you get the net ionic equation because of spectators cancelling out. So in this case the rate law is k=[CH3Br]^1 [OH-]^1. The powers are there because the rxn is first order.  

B) Since the rxn is first order anything you do to it will be the exact same "counter rxn" per say so since you are decreasing the OH- by 5 the rate will decease by 5

C) The rate will increase by 4 since you are doubling both you have to multiply them both.

8 0
3 years ago
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