3 years ago

Is a compound microscope a complex microscope??? Give your reason why it is :P

Chemistry

1 answer:

IrinaK [193]3 years ago

7 0

Answer:

Explanation:

A compound is a material formed by chemically bonding two or more chemical elments.

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Which of the following is the largest volume? 4.0 x 101 m3 3.8 x 107 cm3 3.8 x 105 dm3 3.8 x 108 mm3

fiasKO [112]

Answer : Option A) 4.0 X 101 $m^{3}$

Explanation : As per the measurement chart the greatest metric system is measured in meters.

So the rest values are given in the form of metric values which are obviously less than that of meters. values of centimeters, decimeter and millimeters are less than that of meters.

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2 years ago

A science teacher asked students to calculate the density of a toy block. The mass of the block was 110 grams and the volume of

Kipish [7]

Answer:

13.75

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3 years ago

What is the energy of a radio wave whose frequency is 6.2 x 106 Hz?

slava [35]

Answer:

657.2 Hz

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2 years ago

What is a substance consisting of two or more elements?

bixtya [17]

When two distinct elements are chemically combined—i.e., chemical bonds form between their atoms—the result is called a chemical compound<span>. Most elements on Earth bond with other elements to form chemical compounds, such as sodium (Na) and Chloride (Cl), which combine to form table salt (NaCl).

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2 years ago

A solution of KCIO3 is prepared using 75 grams of the solute in enough water to make 0.250 liters of solution. The gram-formula

charle [14.2K]

Using the mass/volume percentage method for percentages of the solution, you simply divide the grams of solute by the volume of the solution and multiply by 100 to get your percentage.
(75.0g/250mL)•100 = 30.0% solute

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3 years ago