Answer:
The elements carbon and oxygen form molecules that each contain one carbon atom and two oxygen atoms is TRUE.
Explanation:
The elements carbon and oxygen form molecules that each contain one carbon atom and two oxygen atoms is true because a compound can only be formed from the combination of two or more elements but not from one element.
The molecule formed from one carbon element (C) and 2 oxygen elements (O) is CO2. CO2 which is known as carbon(IV)oxide is a compound which is made up of carbon and oxygen elements.
A. The restoring force is tripled
Answer:
F = 0.332 N in the east direction
Explanation:
Length, L = 7.7 cm = 7.7 * 0.01 = 0.077 m(along the north south)
Current, I = 3.45 A (northwards)
Magnetic field, B = 1.25 T (vertically upwards)
The magnitude of the force is given by, F = ILBsin90
F = 3.45 * 0.077 * 1.25 * 1
F = 0.332 N
The direction of the force is calculated using the Right Hand Thumb Rule:
It states that "Hold the wire carrying current in your right hand so that the thumb points along the wire in the direction of the current, then the fingers will encircle the wire in the direction of the lines of magnetic force."
Based on the Right Hand Thumb Rule, the magnetic force will act in the east direction
Answer:
2 × 10⁵
Explanation:
The total mass of the drug, ibuprofen = 10 kg
Kilograms and grams are related as:
1 kg = 1000 g
Also,
Grams and milligrams are related as:
1 g = 1000 mg
So,
1 kg = 10⁶ g
Mass of the drug, ibuprofen = 10 × 10⁶ mg = 10⁷ mg
Given, mass of tablet = 50 mg
So, number of tablets = total mass / Mass of 1 tablet = 10⁷ mg / 50 mg = 2 × 10⁵
<u>Number of 50 mg tablets = 2 × 10⁵</u>
Answer: ur form (how u hit it)
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