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Questions in science

[Sagot para sa’yo] 1. The inflated balloon that slipped from the hand of Renn has a volume of 0.50 L at sea level (1.0 atm) and it reached a height of approximately 8 km where the atmospheric pressure is approximately 0.33 atm. Assuming that the temperature is constant, compute for the final volume of the balloon. 2. Oxygen gas inside a 1.5 L-gas tank has a pressure of 0.95 atm. Provided that the temperature remains constant, how much pressure is needed to reduce its volume by ? 3. 1. A gas occupies 900.0 mL at a temperature of 27.0 °C. What is the volume at 132.0°C? 4. A tire is filled to a gauge pressure of 2 atm at 27°C. After a drive, the temperature within the tire rises to 47°C. What is the pressure within the tire now? 5. 1. The initial temperature of a 1.00 liter sample of argon is 20°C. The pressure is decreased from 720 mm Hg to 360 mm Hg and the volume increases to 2.14 liters. What was the change in temperature of the argon in Celsius? 6. A 7.25 L sample of nitrogen gas (N2) is identified to contain 0.75 mole of nitrogen. How many moles of nitrogen gas would there be in a 20.0 L sample provided the temperature and pressure remains the same? 7. At what temperature will 0.654 moles of neon gas occupy 12.30 liters at 1.95 atmospheres?​

[Sagot para sa’yo] 4. The following shows the sequence of the movement of the air when we inhale. WI happens as air passes through the epiglottis? nose pharynx + larynx + epiglottis trachea lungs A. It collects incoming air from the nose and mouth. ARC B. It creates sounds because of the vibrations of the vocal chords. C. It guards the entrance of the trachea and closes when food is swallowed to prevent food from entering. .D. It distributes the air to all parts of the body.​

[Sagot para sa’yo] what is constructive interference​

[Sagot para sa’yo] 8. How do crabs, turtles and snails protect themselves from predators? A. B. They have hard covering that they use as armor against their predators. They produce poisonous substances to drive away their enemies. C. They imitate or mimic the behavior of other animals. D. They have sharp teeth and paws for protection. 9. Some animals move from one place to another to escape unfavorable weather conditions and food shortage in their environment. What kind of adaptation for protection do they employ? A. migration B. hibernation C. estivation D. defense mechanism 10. are cold-blooded vertebrate that can live both on land and in water. A. B. mammals reptiles C. fish D. amphibians 11. Plants that do not have true roots, stems and leaves are called A. B. vascular plants C. monocots nonvascular plants D. dicots 12. Plants with seeds that have two cotyledons such as santol, mango and beans are A. dicots B. nonvascular plants C. monocots D. dicots​

[Sagot para sa’yo] why do clouds often bring rain? a.) they trap heat near the groundb.)they contain water vapor that condenses into rainc.) they block the Sun's lightd.) they cause strong winds​

[Sagot para sa’yo] what is Marine conservation​

[Sagot para sa’yo] following are some lines found in the recipe of adobo. which among them gives a description of mass? a. marinade 1kg of chicken in soy sauce and vinegar b. use half a cup of chopped garlic. c. use 150 ml of soy sauce and vinegar d. heat marinade up to the boiling point. e. add three pieces of dried laurel leaves​

[Sagot para sa’yo] If the velocity of the car in the previous problem(the car accelerates at 5.00 km/hr/s for 3.50 sec) is 22.6 km/hr, what is the final velocity of the car?

[Sagot para sa’yo] impactor de Los organisms es constructivo O destructivo

[Sagot para sa’yo] what is the backstory behind the lyra constellation?​