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dimulka
2 months ago
12

Leonard designed a parallel circuit to light two lightbulbs. But his circuit doesn’t work. Which two items in the circuit must b

e addressed for the lightbulbs to light as planned?
Biology
1 answer:
vlada-n [2.5K]2 months ago
8 0
In a parallel circuit, every component experiences the same voltage, and the overall current equals the sum of the individual currents flowing through each element. When two or more components are wired in parallel, they share the same potential difference (voltage) across their terminals. All the components maintain equal magnitudes of potential difference and they also share the same polarity. The voltage applies uniformly to all elements connected in parallel. If each bulb is connected to the battery via separate loops, this indicates that the bulbs are arranged in parallel.
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Carbohydrates are the primary source of energy for the human body. If your body lacks enzymes that break down carbohydrates, it
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In the absence of enzymes responsible for breaking down

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Summarize what reasherchers did to improve the quality of post mining sites soil in
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The study focused on the potential benefits of using biochar, primarily charcoal intended for agricultural purposes and enhancing soil quality at post-mining locations. Mining companies utilized a technique known as mountaintop removal, where they extract rock and minerals from the mountain's peak to access coal seams, resulting in poor quality, acidic soil that is compacted and difficult for seed growth. Researchers aimed to apply biochar to assist with soil reforestation at these locations. Before reseeding and replanting, they sought approval to introduce a layer of biochar at the site, creating "planting cells" of biochar-enriched soil that showed improved sapling growth.
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1 month ago
Convert enzyme concentrations of 2.5%, 5.0%, and 10% to ppt units.
lana [2441]

Answer:

2.5 x 10¹⁰ ppt

5.0 x 10¹⁰ ppt

1.0 x 10¹¹ ppt

Explanation:

The term ppt denotes parts per trillion, meaning how many parts of the enzyme are present in 1 trillion parts. Percentage denotes the number of parts per 100 units. To convert the provided values from percentage to ppt:

\frac{2.5}{100}=\frac{a}{1,000,000,000,000}\\a=2.5 *10^{10}\ ppt\\\\\frac{5.0}{100}=\frac{b}{1,000,000,000,000}\\b=5.0 *10^{10}\ ppt\\\\\frac{10}{100}=\frac{c}{1,000,000,000,000}\\c=1*10^{11}\ ppt

The concentrations in ppt are:

2.5 x 10¹⁰ ppt

5.0 x 10¹⁰ ppt

1.0 x 10¹¹ ppt

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