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taurus [48]
4 years ago
14

For a science experiment what are some safety reasons for having a partner?

Chemistry
1 answer:
Anettt [7]4 years ago
7 0
Having a partner is so that person can help if you have problems with something
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We change a gas to liquid by ___ the temperature and ___the pressure
noname [10]
Decrease the temperature and increase the presure
5 0
4 years ago
The net change in the multistep biochemical process of photosynthesis is that CO₂ and H₂O form glucose (C₆H₁₂O₆) and O₂. Chlorop
scoray [572]

Answer:(a) 6CO2 (g) + 6H2O (l) → C6H12O6 (s) + 6O2 (g)

(b) 5.55*10^37photons

Explanation:

(a) Here we have to write a balanced thermochemical equation for formation of 1.00 mol of glucose.

In this question it has been given that Chlorophyll absorbs light in the 600 to 700 nm region,

1st we will write a chemical equation for biochemical process of photosynthesis is that CO2 and H2O form glucose (C6H12O6) and O2.

6CO2 (g) + 6H2O (l) → C6H12O6 (s) + 6O2 (g)

The heat change off the reaction can be calculated as,

={(1 mol)(6 mol) }- {(6 mol) [H2O]}

=[1 1273.3 kJ + 6(0)] - [6 (-39.5 kJ) + 6 (-285.840 kJ)]

= 2802.74 or 2802.7 kJ

Thus the balanced equation can be written as,

6CO2 (g) + 6H2O (l) → C6H12O6 (s) + 6O2 (g) = 2802.7 kJ for 1.00 mol of glucose.

6 0
3 years ago
Where can membrane proteins be located? a. entirely within the membrane b. on the surface of the membrane c. in either position
expeople1 [14]

Answer:

C) in either position

Explanation:

There are two kinds of membrane protein:

a) Integral proteins:  They have a fixed or permanent association with the membrane. They are majorly embedded in the middle layer of membrane.   A kind of integral proteins are transmembrane proteins, they can cross the membrane and are path for transport of ions or molecule in and out cell.

b) Peripheral proteins: The are confined to the surface of membrane and are boned with ionic interactions. they are more in number as compared to integral proteins.

6 0
3 years ago
How many moles are in 400 ml of hydrogen
Nezavi [6.7K]

Answer:

403.176

Explanation:

I hope that the right answer.

8 0
4 years ago
A tablet of Pain Be Gone Aspirin, which had a mass of 1.213 g, was pulverized and 1.159 g were dissolved in 10.0 mL of ethyl alc
allochka39001 [22]

Answer:

Moles of NaOH that reacted: n_{NaOH}=1.64*10^{-3}mol

Explanation:

During the  titration, all moles of NaOH added in the solution, react with the acetylsalicylic acid neutralizing each other.

The titration required 15.62 ml (0.01562 L) of the 0.1052 M NaOH solution. The moles of NaOH in that volume are:

n_{NaOH}=0.01562 L * \frac{0.1052mol}{L}

n_{NaOH}=1.64*10^{-3}mol

8 0
3 years ago
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