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ololo11 [35]
3 years ago
6

Please help! will give brainliest!!

Chemistry
1 answer:
Varvara68 [4.7K]3 years ago
4 0
They all help baked goods
Sodium bicarbonate(baking soda) is commonly reacts with acids such as buttermilk or lemon by creating a chemical reaction
Baking powder often reacts with bases by releasing a gas
Tartaric acid(cream of tartar) has a chemical reaction that creates a gas to lighten batter
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Dau 5 stele celui care imi zice de ce sunt mai multe lumini pe suportul de deasupra mesei deoperatie
egoroff_w [7]
I really don't know so sorry
7 0
3 years ago
Two motivations for the development of
7nadin3 [17]

Answer:

True

Explanation:

Because fossil fuels are non-renewable resources and that means it take thousands of years to form. Also, it harm the environment and create this climate change. While renewable resources, however, don't take thousand of years to form and it do not harm the environment.

8 0
3 years ago
A gas is collected in a 34.3L container at a temperature of 31.5°C. Later, the container has a volume of 29.2L, a temperature of
goldenfox [79]

Answer:

108 kPa  

Step-by-step explanation:

To solve this problem, we can use the <em>Combined Gas Laws</em>:

p₁V₁/T₁ = p₂V₂/T₂             Multiply each side by T₁

   p₁V₁ = p₂V₂ × T₁/T₂      Divide each side by V₁

      p₁ = p₂ × V₂/V₁ × T₁/T₂

Data:

p₁ = ?;                 V₁ = 34.3 L; T₁ = 31.5 °C

p₂ = 122.2 kPa; V₂ = 29.2 L; T₂ = 21.0 °C

Calculations:

(a) Convert temperatures to <em>kelvins </em>

T₁ = (31.5 + 273.15) K = 304.65 K

T₂ = (21.0 + 273.15) K = 294.15 K

(b) Calculate the <em>pressure </em>

p₁ = 122.2 kPa × (29.2/34.3) × (304.65/294.15)  

   = 122.2 kPa × 0.8542 × 1.0357

   = 108 kPa

4 0
3 years ago
After Rutherford bombarded gold foil with alpha particles, he concluded that the volume of an atom is mostly empty space. Which
vampirchik [111]
<span>Option 4 is the correct answer. Rutherford concluded that the atom's volume was mostly empty space because the stream of alpha particles he directed at the gold foil arived at his detection aparatus mostly intact, indicating that relatively few of the alpha particles had been deflected. This follows because if the atom had not been empty space then the alpha particles would have encountered resistance and gone off course.</span>
5 0
4 years ago
1 cg is equal to (2 points) Select one: a. 103 hg. b. 103 g. c. 10-2 mg. d. 10-2 g.
Semmy [17]
The answer should be D) 10-2 g.
3 0
3 years ago
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