2 years ago

When developing an experimental design, which action would improve the

Chemistry

1 answer:

11111nata11111 [884]2 years ago

4 0

Answer:

Explanation:

I'm right I took the test

You might be interested in

A _____________ is a reagent that protects a component of the analyte from reaction with edta.

zepelin [54]

The answer is masking agent

4 0

2 years ago

On July 4, 2020, America turned 7.69 x 10^9

iogann1982 [59]

America's age = 243.85 years

<h3>Further explanation</h3>

When converting units, list and multiply all the units until you find the unit you want

Time unit conversion

1 year = 365 days

1 day = 24 hours

1 hour = 3600 s

7.69 x 10⁹ seconds to years :

$\tt =7.69\times 10^9~s\times \dfrac{1`hour}{3600~s}\times \dfrac{1~day}{24~hours}\times \dfrac{1~years}{365~days}\\\\=\dfrac{7.69\times 10^9}{3600\times 24\times 365}\\\\=\boxed{\bold{243.85~years}}$

3 0

3 years ago

Please help me I'm so confused

iogann1982 [59]

Answer:

105m/3hourz

Explanation:

35 miles per hour, so 3 hours

35x3=105 per 3 hours

6 0

2 years ago

Match each vocabulary word with the correct definition.

Nikolay [14]

1. antibody
2. antigen
3. leukocyte
4. phagocytosis
5. dehydration

4 0

3 years ago

Read 2 more answers

How many moles of potassium iodide (KI) are in 48.9 g of potassium iodide (KI) ? ____ moles

wel

Answer:

mass of kI = 74.55 Atomic mass

74.55 g ---> 1 mole

48.9 g --> ?

48.9 / 72

0.7 mole.

In one mole of kI --->

5 0

2 years ago