Jade spent 1/2 hours on her phone. That used up 1/9 of her battery. How long would she have to play on her phone to use the entire battery

its 8

step-by-step explanation:

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step-by-step explanation:

explanation:

infrared radiation has wavelength in the range between 700 nm and 1 mm. lets' convert these values into scientific notation, keeping in mind that:

let's start from the lower value, we have:

(we moved the dot two places to the left, so we increased the exponent by 2 units, from -9 to -7)

the higher value is:

so, the range of wavelength of infrared radiation is:

51840000 cm 2

step-by-step explanation: