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vfiekz [6]
3 years ago
12

During a science experiment the temperature of a solution in beaker 1 was 5 degrees below zero

Chemistry
1 answer:
Yuliya22 [10]3 years ago
8 0

Answer:

-5

Explanation:

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Using the SDS, write the major hazard of concentrated HCL
shusha [124]

Answer:

According to the Safety Data Sheet (SDS), the major harzard of concentrated HCl is that it may cause severe burns to skin, eyes and mucous membranes.

Explanation:

The SDS also informs that:

Most Important Hazards:

  • May cause severe burns to skin, eyes and mucous membranes.
  •  Steam produced is irritating.
  •  Pollution of rivers and water bodies by changing the pH. Affects flora and fauna that comes in contact with acid.

Product Effects:

  •  If in direct contact with eyes will cause serious burns and vision loss.

Adverse effects to human health:

  •  Inhalation causes severe respiratory tract irritation. May cause pulmonary edema. The contact  with the skin causes burns, which can lead to dermatitis. Prolonged contact of acid leads to  visual damage to vision loss. If swallowed, may cause burns to the mucous membranes of the mouth and  digestive system.

Environmental Effects:

  •  Affects rivers and streams by changing the pH of the water. May contaminate the soil. Vapors may  temporarily affect air quality.

Physical and chemical hazards:

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4 0
4 years ago
What does physical characteristics mean
Marizza181 [45]
P<span>hysical characteristics are traits that on the physical body. </span>
4 0
3 years ago
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Which alternative reagents could be used in Place of Benedet's solution<br><br>​
Sliva [168]

Answer:

The Fehling's Test for non-reducing sugar is an alternative to the Benedict's Test. However it is less popular as it less sensitive and requires that the reagents - Fehling's solutions A and B - be kept separate until the experiment is carried out.

Explanation:

7 0
3 years ago
Consider the reaction H2(g) + I2(g) Double headed arrow. HI(g) with an equilibrium constant of 46.3 and a reaction quotient of 5
Alika [10]

Answer:

The reaction shifts to the left.

Explanation:

Equilibrium constant (K) = 46.3

Reaction Quotient (Q) = 525

The relationship between Q and K with their implications are given as;

K = Q (No net reaction)

K > Q (Reaction shifts to the right)

K < Q (Reaction shifts to the left)

Since in this question, Q (525) > K (46.3)

The reaction shifts to the left.

5 0
3 years ago
Multiply 17.243 × 0.95 = _____
sp2606 [1]

Answer:16.38085

Explanation:Aline the decimals then start multiplying.

5 0
3 years ago
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